shahrir abdullah, dalbir singh.  (2022).  qqsp9311 akreditasi program pengajian - sesi 3b: pelaporan dan penarafan program.  - .  1-14. 

shahrir abdullah, dalbir singh.  (2022).  qqsp9311 akreditasi program pengajian - sesi 3a: penilaian program dan persediaan lawatan.  - .  1-30. 

shahrir abdullah, dalbir singh.  (2022).  qqsp9311 akreditasi program pengajian - sesi 2: bidang 6 & 7 portfolio penilaian kendiri (coppa 2017).  - .  1-32. 

li qiao, shahrir abdullah, shahrir, mohammad rasidi mohammad rasani.  (2022).  a review of progress and hydrodynamic design of integrated motor pump-jet propulsion.  - applied sciences.  1-29. 

shahrir abdullah, dalbir singh.  (2022).  qqsp9311 akreditasi program pengajian - sesi 2: bidang 4 & 5 portfolio penilaian kendiri (coppa 2017).  - .  1-34. 

mohd radzi bin abu mansor;shahrir bin abdullah;wan mohd faizal bin wan mahmood.  (2022).  pencirian nyalaan pengoksidaan deras jet hidrogen dalam enjin hidrogen peredaran gas adi.  - .  . 

gerald victor, shahrir abdullah, haryanti mohd affandi.  (2022).  the evaluation of ignation pedagogical paradigm framework to engineering ethic education.  - jurnal kejuruteraan.  63-72. 

nur syahirah m.hanafi, wan aizon w.ghopa, rozli zulkifli, shahrir abdullah, zambri harun, mohd radzi abumansor.  (2022).  numerical simulation on the effectiveness of hybrid nanofluid in jet impingement cooling application.  - energy report.  764-775. 

shahrir abdullah, dalbir singh.  (2022).  qqsp9311 akreditasi program pengajian - sesi 1: bidang 2 & 3 portfolio penilaian kendiri (coppa 2017).  - .  1-49. 

shahrir abdullah, dalbir singh.  (2022).  qqsp9311 akreditasi program pengajian - sesi 1: bidang 1 portfolio penilaian kendiri (coppa 2017).  - .  1-36. 

shahrir abdullah, dalbir singh.  (2022).  qqsp9311 akreditasi program pengajian - sesi 3c: penilaian dokumen (kerja kumpulan).  - .  1-15. 

saadah ahmad sowi, shahrir abdullah, kamaruzzaman sopian.  (2021).  the effect of linearly increasing/decreasing pitch ratio twisted tape with various progression rate and nanofluid towards the system performance.  - thermal science and engineering progress.  1-16. 

mahir faris abdullah, rozli zulkifli, hazim moria, asmaa soheil najm, zambri harun, shahrir abdullah, wan aizon wan ghopa, noor humam sulaiman.  (2021).  assessment of tio2 nanoconcentration and twin impingement jet of heat transfer enhancement-a statistical approach using response surface methodology.  - energies.  1-29. 

zambri bin harun;shahrir bin abdullah;mohammad rasidi bin mohammad rasani.  (2021).  towards a developed and sustainable kuala lumpur: impact of urban planning on pollutant dispersion and heat dissipation.  - .  . 

hilmi amiruddin, wan mohd faizal wan mahmood, shahrir abdullah, mohd radzi abu mansor.  (2021).  cngdi engine performance using a vaned diffuser turbocharger compressor with varying injection timings.  - evergreen joint journal of novel carbon resource sciences & green asia strategy.  414-420. 

zambri harun, tajul ariffin norizan, shahrir abdullah, mazharul islam.  (2020).  subsurface vortex control parametric study at submersible pump intake using plate-type floor splitters.  - journal of advanced research in fluid mechanics and thermal sciences.  73-80. 

suhaimi abdul talib, ong duu sheng, rio sumarni shariffudin, shahrir abdullah, andy liew teik kooi, mohamed nadzri mohd yusoff, lilian kek siew yick, halinordina mat saat, helmi sebaweh @ ahmad, nabisah k. kunheen, zamrin salim.  (2020).  guide on compliance evaluation for self-accreditation universities.  - .  1-50. 

saadah ahmad sowi, kamaruzzaman sopian, shahrir abdullah.  (2020).  turbulent convective heat transfers of sic/water through circular pipe equipped with modified twisted tape.  - proceedings of mechanical engineering research day 2020, pp. 381-382, december 2020.  381-382. 

saadah ahmad, shahrir abdullah and kamaruzzaman sopian.  (2020).  numerical and experimental analysis of the thermal performances of sic/water and al2o3/water nanofluid inside a circular tube with constant-increased-pr twisted tape.  - energies.  1-24. 

saadah ahmad, shahrir abdullah and kamaruzzaman sopian.  (2020).  a review on the thermal performance of nanofluid inside circular tube with twisted tape inserts.  - advances in mechanical engineering.  1-26. 

javad zareei, abbas rohani, wan mohd faizal bin wan mahmood, shahrir abdullah.  (2020).  effect of ignition timing and hydrogen fraction in natural gas blend on performance and exhaust emissions in a di engine.  - iranian journal of science and technology, transactions of mechanical engineering.  737-747. 

shahrir abdullah, aini hussain, mohd najib adun & roslena md zaini.  (2020).  garis panduan bekerja fkab.  - garis panduan bekerja fkab.  1-5. 

tan kay chuan, satria bijaksana, shahrir abdullah, suzeini binti abd halim, arnel onesimo o. uy, gerardo largoza, wyona patalinghug, johnson ong chee bin, chavalit wongse-ek, kamolwan lueprasert, sompop prathanturarug, ngo van thuyen, choltis dhirathiti.  (2020).  guide to aun-qa assessment at programme level version 4.0.  - guide to aun-qa assessment at programme level version 4.0.  1-111. 

tajul ariffin norizan, zambri harun, shahrir abdullah, wan hanna melini wan mohtar.  (2019).  effects of floor splitter height on the effectiveness of swirl angle reduction in pump intake.  - journal of advanced research in fluid mechanics and thermal sciences.  32-39. 

mahir faris abdullah, rozli zulkifli, zambri harun, shahrir abdullah, wan aizon wan ghopa, asmaa soheil najm, noor humam sulaiman.  (2019).  impact of the tio2 nanosolution concentration on heat transfer enhancement of the twin impingement jet of a heated aluminum plate.  - micromachines.  1-22. 

shahrir abdullah, mashitoh yaacob, nazri muslim, fazilah idris, nasrudin yunos, wan zulkifli wan hassan.  (2019).  buku panduan amalan pendidikan berimpak tinggi (high-impact educational practices-hieps) dalam matapelajaran pengajian umum.  - .  103. 

fadzli ibrahim, wan mohd faizal wan mahmood, shahrir abdullah, mohd radzi abu mansor.  (2019).  study on soot mass fraction and size distribution in a direct injection diesel engine using particulate size mimic soot model.  - journal of thermal science and engineering applications.  . 

shahrir bin abdullah;yusoff bin ali;rozli bin zulkifli;taib iskandar bin mohamad;azli bin arifin;elankovan a/l a sundararajan;mohammad khatim bin hasan;mariyam jameelah binti ghazali;azhari bin shamsudeen.  (2019).  computationally optimised fuel-efficient concept car.  - .  1-8. 

mahir faris abdullah, humam kareem, rozli zulkifli, zambri harun, shahrir abdullah, wan aizon w. ghopa.  (2019).  heat transfer and flow structure of multiple jet impingement mechanisms on a flat plate for turbulent flow.  - international journal of mechanical and mechatronics engineering.  141-160. 

dzuraidah binti abd. wahab;rahmah bt. ismail;juhana binti salim;zainab binti ismail;shahrir bin abdullah;ruhizan bt. mohammad yasin;andanastuti muchtar;mohd azlan shah bin zaidi;azizan bin ahmad.  (2019).  mekanisme penyepadanan pengalaman dan kredit pembelajaran bagi mod pembelajaran dan pengalaman terdahulu (prior experiencetial learning).  - .  1-4. 

tajul ariffin norizan, zambri harun, wan hanna melini wan mohtar, shahrir abdullah.  (2019).  characteristics of swirl angle in pump intake flow near the minimum inlet submergence.  - asme-jsme-ksme 2019 8th joint fluids engineering conference (ajkfluids2019).  1-9. 

hazman shah abdullah, zita mohd fahmi, soo sit chuan, lilian kek siew yick, mohamad dzafir mustafa, norasikin yahya, syahrizan shamsuddin, zabib bakar, mohd rashid buyong hamzah, shamsida zainal abidin, alina abdul rahman, zool hilmi mohamed ashari, shahr.  (2019).  asean qualifications reference framework (aqrf) referencing report, malaysia.  - .  1-180. 

shahrir bin abdullah;wan mohd faizal bin wan mahmood;mohd radzi bin abu mansor.  (2018).  kajian kebolehbakaran campuran gas asli termampat dan hidrogen di dalam bom pembakaran dan enjin cng-di.  - .  . 

sallehuddin bin mohamed haris;mohd. jailani bin mohd nor;shahrir bin abdullah;azli bin arifin;zulkhairi bin zainol abidin;azhari bin shamsudeen;mohammad rasidi bin mohammad rasani.  (2018).  active torque control of a magnetic gear system.  - .  . 

z. harun, t.a. norizan, e. reda, s. abdullah and w.h.m. wan mokhtar.  (2018).  investigation of vortex and swirl reduction by floor splitter in a single pump intake.  - turbulence, heat and mass transfer 9.  883-886. 

andanastuti muchtar, ishak ahmad, rohimi shapiee, wan zurinah wan ngah, shahrir abdullah, nor hashimah jalaluddin, salmi md. nooraini, mohd. zaidi omar, mohd fuad jali, zainul rashid mohd razi, mohamat sabri hassan, jamia azdina jamal and [twelve others].  (2018).  peraturan-peraturan universiti kebangsaan malaysia (pengajian siswazah) 2015.  - .  . 

ermy azziaty rozali, shahrir abdullah.  (2018).  garis panduan pembangunan program akademik universiti awam.  - .  . 

mahir faris abdullah, rozli zulkifli, zambri harun, shahrir abdullah, wan aizon wan ghopa.  (2018).  experimental and numerical simulation of the heat transfer enhancement on the twin impingement jet mechanism.  - energies.  . 

norhamidi muhamad, khairul nizam abdul maulud , ahmad abas kutty, mohd ekhwan hj. toriman, wan juliana wan ahmad , shahrir abdullah, mohd. hasni jaafar, nor ghani md nor, wan zuhairi wan yaacob, jasni yaakub, othman jaafar, maimon abdullah & md pauzi.  (2018).  the proposed nenggiri hydroelectric project, jajahan gua musang, kelantan darul naim.  - .  . 

mahir faris abdullah, rozli zulkifli, zambri harun, shahrir abdullah, wan aizon wan ghopa, ashraf amer abbas.  (2018).  heat transfer augmentation based on twin impingement jet mechanism.  - international journal of engineering & technology.  . 

zambri harun, wan mohd faizal wan mahmood, shahrir abdullah, mohd rasidi rasani and nizaroyani saibani.  (2018).  engineering programme technical requirements: a case study for full time-equivalent (fte) students from kuwait.  - prosiding peka 2017. k-novasi pengajaran dan pembelajaran ukm 2018: pendidikan 4.0: graduan kalis masa depan.  . 

hilmi amiruddin, wan mohd faizal wan mahmood, shahrir abdullah, mohd radzi abu mansor, rizalman mamat, azri alias.  (2018).  investigation of the pressure ratio and efficiency of a turbocharger centrifugal compressor with a vaned diffuser.  - world review of science, technology and sustainable development.  . 

norhamidi muhamad, ahmad abas kutty,khairul nizam abdul maulud, md. pauzi abdullah, shahrir abdullah, maimon abdullah, amiruddin ismail, mohd. ekhwan hj. toriman, mohd hasni hj jaafar, nor. ghani md. nor, wan zuhairi wan yaacob & meor zainal meor tali.  (2018).  environmental impact assessment second schedule for the kuala lumpur singapore high speed rail hsr project.  - .  . 

mahir faris abdullah, rozli zulkifli, zambri harun, shahrir abdullah, wan aizon w.ghopa.  (2017).  studying of convective heat transfer over an aluminum flat plate based on twin jets impingement mechanism for different reynolds number.  - international journal of mechanical & mechatronics engineering (ijmme) the international journals of engineering and sciences (ijens).  1-16. 

hilmi amiruddin, wan mohd faizal wan mahmood, shahrir abdullah, mohd radzi abu mansor, rizalman mamat, azri alias & mohd fadzli abdollah.  (2017).  performance of stratified charged cngdi engine with application of lsvd on turbocharger compressor.  - international conference on recent advances in automotive engineering & mobility research (recar 2017).  . 

abdullah, m.f., zulkifli, r., harun, z., abdullah, s., ghopa, w.a.w., abbas, a.a..  (2017).  experimental investigation on comparison of local nusselt number using twin jet impingement mechanism.  - international journal of mechanical and mechatronics engineering.  60-75. 

shahrir abdullah, aishah abu bakar, jaafar jantan, nazri muslim, mashitoh yaacob, fazilah idris, nasruddin yunos, mardian shah omar & puan aisah mat dan.  (2017).  garis panduan matapelajaran pengajian umum (mpu).  - .  176. 

fadzli ibrahim, wan mohd faizal wan mahmood, shahrir abdullah, mohd radzi abu mansor.  (2017).  numerical investigation on soot particles emission in compression ignition diesel engine by using particulate mimic soot model.  - matec web of conferences: the 2nd international conference on automotive innovation and green vehicle (aigev 2016).  1-11. 

hilmi amiruddin, wan mohd faizal wan mahmood, shahrir abdullah, mohd radzi abu mansor, mohd fadzli bin abdollah, rizalman mamat, azri alias.  (2017).  effect of vaned diffuser on the performance of small turbocharger.  - journal of mechanical engineering.  227-236. 

hilmi amiruddin, wan mohd faizal wan mahmood, shahrir abdullah, mohd radzi abu mansor, rizalman mamat, azri alias.  (2017).  application of taguchi method in optimization of design parameter for turbocharger vaned diffuser.  - industrial lubrication and tribology.  409-413. 

shahrir abdullah, noraini hamzah, mashitoh yaacob, siti rozaimah sheikh abdullah, mohd syuhaimi ab rahman, mohd juzaiddin ab aziz, kamisah osman, roziah mohd sidek, azami zaharim, riza atiq abdullah o.k rahmat.  (2017).  comparative study of accreditation models for engineering programs.  - feiic-international conference on engineering education and research 2017.  . 

hilmi amiruddin, wan mohd faizal wan mahmood, shahrir abdullah, mohd radzi mansor & mohd fadzli abdollah.  (2017).  experimental investigation of performance and emissions of a stratified charge cng direct injection engine with turbocharger.  - matec web of conferences volume 124 (2017) 6th international conference on transportation and traffic engineering (ictte 2017).  1-5. 

h. amiruddin, w.m.f.w. mahmood, s. abdullah, m.r.a mansor, r. mamat, a. alias & m.f.b abdollah.  (2017).  performance and emission of stratified charge cngdi engine with turbocharger.  - 2nd international conference on sustainable mobility.  . 

k.f. mustafa, s. abdullah, m.z. abdullah, k. sopian.  (2017).  a review of combustion-driven thermoelectric (te) and thermophotovoltaic (tpv) power systems.  - renewable and sustainable energy reviews.  572-584. 

fadzli ibrahim, wan mohd faizal wan mahmood, shahrir abdullah, mohd radzi abu mansor.  (2017).  comparison of simple and detailed soot models in the study of soot formation in a compression ignition diesel engine.  - sae international.  1-9. 

shahrir abdullah, wan mohd faizal wan mahmood, saad aljamali & azhari shamsudeen.  (2017).  advances in natural gas emerging technologies.  - .  16. 

sim, j.s.t., zulkifli, r., abdullah, s., harun, z..  (2017).  analysis of boost conversion process for a thermoelectric module.  - international journal of advanced mechatronic systems.  144-150. 

saad aljamali, shahrir abdullah, wan mohd faizal wan mahmood, yusoff ali.  (2016).  comparative analysis of performance and emission of a homogenous combustion compressed natural-gas direct injection engine.  - international journal of mechanical & mechatronics engineering.  173-183. 

muhamed m.n., omar m.z., abdullah s., sajuri z., zamri w.f.h., rahman m.a.i.a., abdullah m.f..  (2016).  investigation on brazing interface bonding characteristic of aa7075 and aa6061 aluminum alloy with ar500 steel using al-si-zn filler metal.  - jurnal teknologi.  129-135. 

aripin m.a., sajuri z., abdullah s., omar m.z., zamri w.f.h., jamil w.n.m., abdullah m.f..  (2016).  microscale groove effect on shear strength of epoxy-bonded dissimilar metal plate.  - journal of adhesion science and technology.  2001-2012. 

samsudin m., omar m.z., abdullah s..  (2016).  effects of rheocasting and thixoforming on the microstructure and mechanical properties of a356 aluminium alloy.  - jurnal teknologi.  107-113. 

rahman m.a.i.a., omar m.z., abdullah s., sajuri z., zamri w.f.h., muhamed m.n., abdullah m.f..  (2016).  effects of wetting time on properties of steel-aluminium brazed joint.  - jurnal teknologi.  51-55. 

saad aljamali, shahrir abdullah, wan mohd faizal wan mahmood, yusoff ali.  (2016).  the effect of injection timings on performance and emissions of compressed natural-gas direct injection engine.  - journal of combustion.  1-7. 

k.f. mustafa, s. abdullah, m.z. abdullah, k. sopian.  (2016).  comparative assessment of a porous burner using vegetable cooking oil-kerosene fuel blends for thermoelectric and thermophotovoltaic power generation.  - fuel.  137-147. 

fatah o. al ghuol, k. sopian, and shahrir abdullah.  (2016).  enhancement of integrated solar collector with spherical capsules pcm affected by additive aluminum powder.  - journal of thermodynamics.  1-7. 

nik muhammad hafiz, mohd radzi abu mansor, wan mohd faizal wan mahmood, fadzli ibrahim, shahrir abdullah, kamaruzzaman sopian.  (2016).  numerical study of hydrogen fuel combustion in compression ignition engine under argon-oxygen atmosphere.  - jurnal teknologi.  77-83. 

shahrir abdullah, mashitoh yaacob, siti rozaimah sheikh abdullah, mohd syuhaimi ab rahman, mohd juzaiddin ab aziz, noraini hamzah, kamisah osman, roziah mohd sidek, azami zaharim, riza atiq abdullah o.k rahmat.  (2016).  a holistic engineering education model for producing engineers with integrated islamic attributes.  - feiic international journal of engineering and technology.  98-104. 

zambri harun, wan aizon w. ghopa, shahrir abdullah, m. izhar ghazali, ashraf amer abbas, mohd rasidi rasani, rozli zulkifli, wan mohd faizal wan mahmood, mohd radzi abu mansor, zulkhairi zainol abidin.  (2016).  the development of a multi purpose wind tunnel.  - jurnal teknologi.  63-70. 

ahmad abas kutty, khairul nizam maulud, wan zuhairi wan yaacob, pauzi abdullah, rakmi abd rahman, talib latif, shahrir abdullah, amiruddin ismail, maimon abdullah, razak mohd & ahmad adnan mohamed.  (2016).  eia for proposed kedah science & technology park, bukit kayu hitam, kedah darul aman.  - eia report.  . 

saad aljamali, shahrir abdullah, wan mohd faizal wan mahmood, yusoff ali.  (2016).  effect of fuel injection timings on performance and emissions of stratified combustion cngdi engine.  - applied thermal engineering.  619-629. 

fadzli ibrahim, wan mohd faizal wan mahmood, shahrir abdullah, mohd radzi abu mansor.  (2016).  soot particle measurement in engine cylinder: a review.  - jurnal teknologi.  187-195. 

ibrahim fadzli, wan mahmood wan mohd faizal, abdullah shahrir, abu mansor mohd radzi.  (2016).  investigation of soot particles in compression ignition diesel engine by cfd simulation using different level of complexity of soot models.  - fisita world automotive congress 2016.  . 

f. ibrahim, w. m. f. wan mahmood, s. abdullah, m. r. a. mansor.  (2016).  investigation of soot particles in compression ignition diesel engine by cfd simulation using particulate mimic soot model.  - 2nd international conference on automotive innovation and green energy vehicle 2016 (aigev 2016).  . 

f. ibrahim, w.m.f. wan mahmood, s. abdullah and m.r. abu mansor.  (2016).  numerical investigation of soot mass concentration in compression ignition diesel engine.  - journal of mechanical engineering and sciences (jmes).  2275-2287. 

shahrir abdullah, azni zain ahmad, jaafar jantan, suria baba, mashitoh yaacob, ahmad mazli muhammad, mariam taib, noor maizura mohamad noor, amiza mat amin, adzhar kamaludin, mohd rusllim mohamed, maszalida hamzah.  (2016).  rubrik pngk bersepadu icgpa panduan pentaksiran hasil pembelajaran.  - .  1-205. 

kareem z.s., jaafar m.n.m., lazim t.m., abdullah s., abdulwahid a.f..  (2015).  heat transfer enhancement comparisons in different tube shapes.  - international review on modelling and simulations.  232-238. 

zambri harun, w. a. w. ghopa, s. abdullah, m. izhar ghazali, ashraf a. abbas, m. r rasani, rozli zulkifli, w. m f. wan mahmood, m r abu mansor, z. z. abidin and wan hanna melini wan mohtar.  (2015).  the development of a multi-purpose wind tunnel.  - 3rd international conference on recent advances in automotive engineering & mobility research (recar 2015).  . 

jason sim, rozli zulkifli, shahrir abdullah, zambri harun.  (2015).  voltage stabilization of thermoelectric modules using a boost converter.  - international journal of mechanical & mechatronics engineering.  115-122. 

hyder h. balla, shahrir abdullah, wan mahmood wan mohd faizal, rozli zulkifli, kamaruzaman sopian.  (2015).  enhancement of heat transfer coefficient multi-metallic nanofluid with anfis modeling for thermophysical properties.  - thermal science.  1613-1620. 

mohd rashdan awang, rozli zulkifli and shahrir abdullah.  (2015).  minichannel lcp for ev battery cooling: effect of fin spacing.  - international journal of mechanical & mechatronics engineering.  68-73. 

fadzli ibrahim, wan mohd faizal wan mahmood, shahrir abdullah, mohd radzi abu mansor.  (2015).  a review of soot particle measurement in lubricating oil.  - defense s&t technical bulletin.  141-152. 

wan noorina wan ahmad, loh wayen, teh lay ann, s kanagasingam, shahrir abdullah, m.m.rahman.  (2015).  irrigant flow in micro-computed tomography scanned root canals using computational fluid dynamics model.  - journal of medical sciences.  192-197. 

mohd radzi abu mansor; tan chun hyiin; nik muhammad hafiz; wan mohd faizal wan mahmood; w ghopa wan aizon; shahrir abdullah.  (2015).  fundamental study on combustion characteristics of direct injection gaseous fuel.  - arpn journal of engineering and applied sciences.  7375-7379. 

zaid s. kareem, m.n. mohd jaafar, tholudin m. lazim, shahrir abdullah, ammar f. abdulwahid.  (2015).  heat transfer enhancement in two-start spirally corrugated tube.  - alexandria engineering journal.  415-422. 

helmisyah ahmad jalaludin, mohd ruysdi ramliy, nik rosli abdullah, salmiah kasolang, shahrir abdullah, asiah abd rahim, zeno michael.  (2015).  investigation on characteristics of pome blended diesel engine.  - jurnal teknologi.  1-5. 

saad aljamali, shahrir abdullah, wan mohd faizal wan mahmood, yusoff ali.  (2015).  combustion pressure characteristics of homogeneous combustion compressed natural-gas direct injection.  - 3rd international conference on recent advances in automotive engineering & mobility research (recar 2015).  . 

md. isa ali, shahrir abdullah, wan m. faizal and taib iskandar mohamad.  (2015).  the use of untreated waste cooking oil and diesel fuel blends as ic engine fuels.  - applied mechanics and materials.  708-713. 

fadzli ibrahim, wan mohd faizal wan mahmood, shahrir abdullah, mohd radzi abu mansor.  (2015).  investigation of soot emission in compression ignition diesel engine by cfd simulation.  - 3rd international conference on recent advances in automotive engineering & mobility research (recar2015).  . 

zambri harun, eslam reda, shahrir abdullah.  (2015).  large eddy simulation of the wind flow over skyscrapers.  - proceedings of the 6th international conference on fluid mechanics and heat & mass transfer (fluidsheat `15).  72-79. 

zaid s. kareem, m.n. mohd jaafar, tholudin m. lazim, shahrir abdullah, ammar f. abdulwahid.  (2015).  passive heat transfer enhancement review in corrugation.  - experimental thermal and fluid science.  22-38. 

k.f. mustafa, s. abdullah, m. z. abdullah, and k. sopian.  (2015).  combustion characteristics of butane porous burner for thermoelectric power generation.  - journal of combustion.  1-13. 

k.f. mustafa, s. abdullah, m.z. abdullah, k. sopian.  (2015).  experimental analysis of a porous burner operating on kerosene-vegetable cooking oil blends for thermophotovoltaic power generation.  - energy conversion and management.  544-560. 

k.f. mustafa, s. abdullah, m.z. abdullah, k. sopian, a.k. ismail.  (2015).  experimental investigation of the performance of a liquid fuel-fired porous burner operating on kerosene-vegetable cooking oil (vco) blends for micro-cogeneration of thermoelectric power.  - renewable energy.  505-516. 

fatah. o. al ghuol, k.sopian, shahrir abdullah, mohammed al-ghoul & ali whaad.  (2015).  heat transfer enhancement techniques for solar air collector hater a review.  - modern applied science.  20-34. 

kareem z.s., abdullah s., lazim t.m., mohd jaafar m.n., abdul wahid a.f..  (2015).  heat transfer enhancement in three-start spirally corrugated tube: experimental and numerical study.  - chemical engineering science.  746-757. 

nik muhammad hafiz, mohd radzi abu mansor, wan mohd faizal wan mahmood, fadzli ibrahim, shahrir abdullah, kamaruzzaman sopian.  (2015).  preliminary study of hydrogen fuel combustion in compression ignition engine under argon-oxygen atmosphere.  - 3rd international conference on recent advances in automotive engineering & mobility research (recar 2015).  . 

mohd radzi abu mansor, mohd shereen zainuddin, norhidayah mat taib, wan mohd faizal wan mahmood, shahrir abdullah, zul ilham.  (2015).  performance and emission of biodiesel fuel direct injection compression ignition engine.  - 3rd international conference on recent advances in automotive engineering & mobility research (recar 2015).  . 

muhammad faiz abdul hamid, wan mohd faizal wan mahmood, mohd radzi abu mansor and shahrir abdullah.  (2014).  public perception and acceptance of diesel-powered passenger cars in malaysia : an initial study.  - applied mechanics and materials / trans tech publications, switzerland.  49-53. 

a. shamsudeen, s. abdullah, a.k. ariffin, m.r.m. rasani and y. ali.  (2014).  design and simulation of a cylinder head structure for a compressed natural gas direct injection engine.  - international journal of automotive and mechanical engineering.  9:1620-1629. 

javad zareei, faizal mahmood, shahrir abdullah.  (2014).  theoretical study of the effect of hydrogen addition to natural gas-fueled direct injection engine.  - iranian journal of hydrogen & fuel cell.  11-20. 

zaliha wahid, norhamidi muhamad, shahrir abdullah, jaharah a. ghani.  (2014).  the influence of temperature dependant parameters in plastic 0.0nd metal injection molding using taguchi method.  - jurnal teknologi.  51-56. 

jason sim, rozli zulkifli and shahrir abdullah.  (2014).  conceptual thermosyphonic loop cooled thermoelectric power cogeneration system for automotive applications.  - applied mechanics and materials.  294-298. 

javad zareei, faizal wan mahmood, shahrir abdullah, yusoff ali.  (2014).  a review on numerical and experimental results of hydrogen addition to natural gas in internal combustion engines.  - international journal of renewable and sustainable energy.  6-12. 

ali ahmed gitan, rozli zulkifli, kamaruzaman sopian, shahrir abdullah.  (2014).  twin pulsating jets impingement heat transfer for fuel preheating in automotives.  - applied mechanics and materials.  322-328. 

javad zareei, wan mohd faizal wan mahmood, shahrir abdullah, yusoff ali.  (2014).  effect of hydrogen on natural gas fueled direct injection engine, a theoretical study.  - australian journal of basic and applied sciences.  8-13. 

ali ahmed gitan,rozli zulkifli,shahrir abdullah,kamaruzzaman sopian.  (2014).  development of pulsating twin jets mechanism for mixing flow heat transfer analysis.  - the scientific world journal.  2014;1-8. 

l. h. jawad, s. abdullah, r. zulkifli, w. m. f. w. mahmood.  (2014).  numerical study on the effect of interaction vaned diffuser with impeller on the performance of a modified centrifugal compressor.  - journal of mechanics.  30(2): 113-122. 

saad aljamali, wan mohd faizal wan mahmood, shahrir abdullah and yusoff ali.  (2014).  comparison of performance and emission of a gasoline engine fuelled by gasoline and cng under various throttle positions.  - journal of applied sciences.  14(4): 386-390. 

javad zareei, faizal wan mahmood, shahrir abdullah, yusoff ali, taib iskandar mohamed.  (2014).  prediction of performance a direct injection engine fueled with natural gas-hydrogen blends.  - international journal of mechanical and mechatronics engineering.  14(2):1-8. 

a.j helmisyah, s. abdullah & m.j ghazali.  (2014).  advances in materials processing vol. 3.  - .  Chapter 10 : 212-249. 

mahathir rahmany, elankovan sundararajan, abdullah mohd zin, shahrir abdullah.  (2013).  implementation strategy for d2q9 model on desktop grid environment.  - procedia technology - the 4th international conference on electrical engineering and informatics (iceei 2013).  . 

ali ghadianlou, shahrir abdullah.  (2013).  crashworthiness design of vehicle side door beams under low-speed pole side impacts.  - thin-walled structures.  67:25-33. 

hyder h. balla, shahrir abdullah, wan mohd faizal wan mahmood, m. abdul razzaq, rozli zulkifli, kamaruzaman sopian.  (2013).  modelling and measuring the thermal conductivity of multi-metallic zn/cu nanofluid.  - research on chemical intermediates.  39(6):2801-2815. 

layth h. jawad, s. abdullah, r. zulkifli, and w.m.f.w. mahmood.  (2013).  numerical investigation on the effect of impeller trimming on the performance of a modified compressor.  - cfd letters.  5(4):174-178. 

helmisyah ahmad jalaludin, shahrir abdullah, mariyam jameelah ghazali, bulan abdullah, nik rosli abdullah.  (2013).  effect of extreme temperatures on coated piston crown for cngdi engine.  - applied mechanics and materials - international conference on advances in mechanical engineering 2013.  . 

helmisyah ahmad jalaludin,*, shahrir abdullah, mariyam jameelah ghazali, bulan abdullah, nik rosli abdullah.  (2013).  experimental study of ceramic coated piston crown for compressed natural gas direct injection engines.  - procedia engineering - the malaysian international tribology conference (mitc2013).  . 

hyder h. balla, shahrir abdullah, wan mohd faizal wan mahmood, rozli zulkifli, kamaruzaman sopian.  (2013).  numerical study of the enhancement of heat transfer for hybrid cuo-cu nanofluids flowing in a circular pipe.  - journal of oleo science.  62(7):533-539. 

hyder h. balla, shahrir abdullah, emad a. jaffar al-mulla, wan mohd faizal wan mahmood, rozli zulkifli, kamaruzaman sopian.  (2013).  effect of reynolds number on heat transfer and flow for multi-oxide nanofluids using numerical simulation.  - research on chemical intermediates.  39(5):2197-2210. 

behrang daryakenari, shahrir abdullah, rozli zulkifli.  (2013).  reducing vehicle drag force through a tapered rear side wall.  - sae international journal of commercial vehicles.  6(2):582-588. 

azizah jaafar, shahrir abdullah, azian abd latif.thomas paraidathathu, wan noorina wan ahmad, siti daud, juhana salim.  (2013).  penambahbaikan antara muka sistem penilaian pengajaran kursus (sppk) ukm.  - asian journal teaching learning higher education.  5(2):75-76. 

b. daryakenari, s. abdullah, r. zulkifli, e. sundararajan, a. b. mohd sood.  (2013).  numerical study of flow over ahmed body and a road vehicle and the change in aerodynamic characteristics caused by rear spoiler.  - international journal of fluid mechanics research.  40(4):354-372. 

mohammad h. yazdi, shahrir abdullah, ishak hashim & kamaruzzaman sopian.  (2013).  reducing entropy generation in mhd fluid flow over open parallel microchannels embedded in a micropatterned permeable surface.  - entropy.  15(11):4822-4843. 

layth h. jawad, shahrir abdullah, rozli zulkifli and wan mohd f. wan mahmood.  (2012).  numerical simulation of flow inside a vaned diffuser of a modified centrifugal compressor.  - 18th australasian fluid mechanics conference (afmc).  . 

lukeman yusoff, lim fang yau, shahrir abdullah, rozli zulkifli, azhari shamsudeen and mohammad khatim hasan.  (2012).  underhood fluid flow and thermal analysis for passenger vehicle.  - regional conference on automotive research, recar 2011;kuala lumpur (applied mechanics and materials).  . 

zambri harun, mohamad dali isa, mohammad rasidi rasani and shahrir abdullah.  (2012).  the effects of spatial resolution in turbulent boundary layers with pressure gradients.  - applied mechanics and materials : aerotech iv.  . 

yusoff ali, azhari shamsudeen, shahrir abdullah and wan mohd faizal wan mahmood.  (2012).  development of cng direct injection (cngdi) clean fuel system for extra power in small engine..  - the 4th international meeting on advances in thermofluids (imat 2011) , universiti teknologi malaysia.  . 

helmisyah a.j..ghazali m.j., abdullah s..  (2012).  characterisation of thermal barrier coating on piston crown for compressed natural gas direct injection (cngdi) engines.  - proceedings of the 11th global congress on manufacturing and management (gcmm2012).  . 

wan mohd faizal w.m., mohd anas m.s., mohd faizal m.t., azli a., rozli z., nordin j., sallehuddin m.h., rizauddin r., shahrum a., shahrir a. and azhari s..  (2012).  car body and chassis development of ukm carevo for perodua eco-challenge 2011.  - regional conference on automotive research, recar 2011;kuala lumpur (applied mechanics and materials).  . 

javad zareei, yusoff ali, shahrir abdullah and faizal wan mahmood.  (2012).  comparing the effects of hydrogen addition on performance and exhaust emission in a spark ignition fueled with gasoline and cng.  - regional conference on automotive research, recar 2011;kuala lumpur (applied mechanics and materials).  . 

b. daryakenari, s. abdullah, r. zulkifli, a. shamsudeen.  (2012).  numerical study of multiple channel road vehicle underbody diffusers.  - international review of mechanical engineering.  6(3):583-587. 

b. daryakenari, s. abdullah, r. zulkifli, e. sundararajan, a. b. mohd sood.  (2012).  reducing the aerodynamic forces through a rear spoiler.  - international review on modelling and simulations.  5(6): 2512-2517. 

jawad, l.h., abdullah, s., zulkifli, r., mahmood, w.m.f.w..  (2012).  prediction of centrifugal compressor performance by using adaptive neuro-fuzzy inference system (anfis).  - international review on modelling and simulations.  5(4):1580-1587. 

jawad, l.h., abdullah, s., zulkifli, r., mahmood, w.m.f.w..  (2012).  modelling of centrifugal compressor impellers using adaptive neuro- fuzzy inference systems (anfis).  - international review of mechanical engineering.  6(5):1011-1017. 

ja`afar sahari, syazrin aklili, dzuraidah abd wahab, ruhizan mohd yasin, shahrum abdullah, ahmad kamal ariffin mohd ihsan, shahrir abdullah, mohd zaidi omar, norhamidi muhamad.  (2012).  mercu kesarjanaan pengajaran dan pembelajaran, penyelidikan tindakan di institusi pengajian tinggi.  - .  175-189. 

helmisyah a.j., ghazali m.j. and abdullah s..  (2012).  characterisation of thermal barrier coating on piston crown for compressed natural gas direct injection (cngdi) engines.  - asian international journal of science and technology in production and manufacturing engineering.  5(4):73-77. 

prof. ir. dr. shahrir abdullah.  (2012).  garis panduan penyediaan dokumen program pengajian universiti kebangsaan malaysia.  - .  110. 

layth h. jawad, s. abdullah, r. zulkifli and w.m.f.w. mahmood.  (2012).  numerical simulation of flow inside a modified turbocharger centrifugal compressor.  - asian journal of applied sciences.  5(8):563-572. 

rozli zulkifli, ali ahmed gitan, kamaruzzaman sopian, shahrir abdullah.  (2012).  multiple pulsating jets mechanism for heat transfer enhancement.  - international review of mechanical engineering.  6(3):654-658. 

mohammad h. yazdi, shahrir abdullah, ishak hashim and kamaruzzaman sopian.  (2012).  entropy generation analysis of open parallel microchannels embedded within a permeable continuous moving surface: application to magnetohydrodynamics (mhd).  - entropy.  14(1):1-23. 

hyder h. balla, shahrir abdullah, rozli zulkifli, wan mohd faizal and kamaruzzaman sopian.  (2012).  effect of oxides nanoparticle materials on the pressure loss and heat transfer of nanofluids in circular pipes.  - journal of applied sciences.  12(13):1396-1401. 

a. azraf, shahrir abdullah, kamaruzzaman sopian.  (2012).  cooling profile of beryllium filter for small angle neutron scattering cryostat using cfd.  - international review of mechanical engineering.  6(2):251-255. 

m.h. yazdi, s. abdullah, i. hashim, a. zaharim and k. sopian.  (2011).  entropy generation analysis of the mhd flow over nonlinear permeable stretching sheet with partial slip.  - 6th iasme / wseas international conference on energy & environment (ee `11), cambridge, uk.  . 

m.h. yazdi, s. abdullah, i. hashim, k. sopian.  (2011).  slip mhd liquid flow and heat transfer over non-linear permeable stretching surface with chemical reaction.  - international journal of heat and mass transfer.  54(15-16):3214-3225. 

y.m. asri, e.a. azrulhisham, a.w. dzuraidah, a. shahrir, a. shahrum and z. azami.  (2011).  fatigue life reliability prediction of a stub axle using monte carlo simulation.  - international journal of automotive technology.  12(5):713-719. 

s. abdullah, w.h. kurniawan, m. khamas and y. ali.  (2011).  emission analysis of a compressed natural gas direct-injection engine with a homogenous mixture.  - international journal of automotive technology.  12(1): 29-38. 

taib iskandar mohamad, how heoy geok, shahrir abdullah.  (2011).  effects of open-valve and close-valve injections on the performance of a port injection methane engine.  - proceedings of international conference on advanced science, engineering and information technology (icaseit).  . 

yusoff ali, azhari shamsudeen, shahrir abdullah and abd rashid abd aziz.  (2011).  the effect of spray angles of the injector on the power of cngdi engine.  - the 4th international meeting on advances in thermofluids (imat 2011) , unitesiti teknologi malaysia.  . 

m.a. mussa, s. abdullah, c.s. nor azwadi, r. zulkifli.  (2011).  lattice boltzmann simulation of cavity flows at various reynolds numbers.  - international review on modelling and simulations.  4(4):1909-1919. 

mohammad h. yazdi, shahrir abdullah, ishak hashim and kamaruzzaman sopian.  (2011).  effects of viscous dissipation on the slip mhd flow and heat transfer past a permeable surface with convective boundary conditions.  - energies.  4: 2273-2294. 

m.a. mussa, s. abdullah, c.s. nor azwadi, n. muhamad.  (2011).  simulation of natural convection heat transfer in an enclosure by the lattice-boltzmann method.  - computers & fluids.  44(1):162-168. 

shahrir abdullah, azli arifin, lim fang yau, behrang daryakanari, lukeman yusoff, mohd aizat ahmad tarmizi, azhari shamsudeen, rozli zulkifli, taib iskandar mohamad, elankovan a. sundararajan, mohamad.  (2011).  numerical analysis of aerodynamic and underhood thermal management for a fuel-efficient vehicle.  - proceedings of computationally optimised fuel-effiecient concept car: volume iv (cofec) ukm.  . 

b. daryakenari, s. abdullah, r. zulkifli, e. sundararajan.  (2011).  numerical study of multiple channel road vehicle underbody diffusers.  - regional conference on automotive research 2011.  . 

lukeman yusoff, lim fang yau, shahrir abdullah, rozli zulkifli, azhari shamsudeen, mohammad katim hassan.  (2011).  underhood fluid flow and thermal analysis for passenger vehicle.  - regional conference on automotive research (recar) 2011.  . 

a.j. helmisyah, s. abdullah, m.j. ghazali.  (2011).  structure integrity analysis of piston crown against thermal stress for compressed natural gas direct injection engine.  - regional tribology conference 2011.  . 

shahrir abdullah, masjuki hassan, rahizar ramli, barkawi sahari, mohd nasir tamin, ahmad zakaria, wan mansor wan muhammad, anuar alias, lim fang yau, azhari shamsudeen, mohd aizat ahmad tarmizi.  (2011).  proceedings of computationally optimised fuel-efficient concept car (cofec) volume i.  - proceedings of computationally optimised fuel-efficient concept car (cofec).  . 

shahrir abdullah, masjuki hassan, rahizar ramli, barkawi sahari, mohd nasir tamin, ahmad zakaria, wan mansor wan muhammad, anuar alias, lim fang yau, azhari shamsudeen, mohd aizat ahmad tarmizi.  (2011).  proceedings of computationally optimised fuel-efficient concept car (cofec) volume ii.  - proceedings of computationally optimised fuel-efficient concept car (cofec).  . 

shahrir abdullah, masjuki hassan, rahizar ramli, barkawi sahari, mohd nasir tamin, ahmad zakaria, wan mansor wan muhammad, anuar alias, lim fang yau, azhari shamsudeen, mohd aizat ahmad tarmizi.  (2011).  proceedings of computationally optimised fuel-efficient concept car (cofec) volume iii.  - proceedings of computationally optimised fuel-efficient concept car (cofec) / centre of automative centre fkab.  . 

shahrir abdullah, masjuki hassan, rahizar ramli, barkawi sahari, mohd nasir tamin, ahmad zakaria, wan mansor wan muhammad, anuar alias, lim fang yau, azhari shamsudeen, mohd aizat ahmad tarmizi.  (2011).  proceedings of computationally optimised fuel-efficient concept car (cofec) volume iv.  - proceedings of computationally optimised fuel-efficient concept car (cofec) / centre of automative centre fkab.  . 

shahrir abdullah, masjuki hassan, rahizar ramli, barkawi sahari, mohd nasir tamin, ahmad zakaria, wan mansor wan muhammad, anuar alias, lim fang yau, azhari shamsudeen, mohd aizat ahmad tarmizi.  (2011).  proceedings of computationally optimised fuel-efficient concept car (cofec) volume v.  - proceedings of computationally optimised fuel-efficient concept car (cofec) / centre of automative centre fkab.  . 

a.j. helmisyah, s. abdullah, m.j. ghazali.  (2011).  structure integrity analysis of piston crown against thermal stress for compressed natural gas direct injection engine.  - engineering e-transaction.  6(2):169-174. 

md isa ali, shahrir abdullah, taib iskandar mohamad.  (2011).  performance of untreated waste cooking oil blends in a diesel engine.  - international journal on advanced science, engineering and information technology.  1(5):523-527. 

johari j., sahari j., abd wahab d., abdullah s., abdullah s., omar m.z., muhamad n..  (2011).  difficulty index of examinations and their relation to the achievement of programme outcomes.  - kongres pengajaran dan pembelajaran ukm, 2010; tanjung keling, melaka.  . 

taib iskandar mohamad, how heoy geok, shahrir abdullah.  (2011).  effects of open-valve and close-valve injections on the performance of a port injection methane engine.  - international journal on advanced science, engineering and information technology.  1(5):528-533. 

azizah jaafar, shahrir abdullah, azian abd. latif, thomas paraidathathu, wan noorina wan ahmad, sity daud, juhana salim, chan siew lee.  (2011).  penambahbaikan antara muka sistem penilaian pengajaran kursus (sppk) dan kebolehpercayaan maklum balas pelajar terhadap sppkp.  - kongres pengajaran & pembelajaran ukm 2011.  . 

azraf azman, shahrir abdullah, kamaruzzaman sopian, mohd rizal mamat@ibrahim, anwar abdul rahman, megat harun al rashid megat ahmad, abdul aziz mohamed and muhammad rawi mohd zin.  (2011).  analysis of cryostat for small angle neutron scattering at small research triga reactor by using computational fluid dynamic (cfd).  - journal of nuclear and related technologies.  8(2): 1-7. 

shahrir abdullah et al..  (2011).  jaminan kualiti proses pendidikan: perspektif ukm sebagai institusi swaakreditasi dan universiti penyelidikan.  - .  83. 

shahrir abdullah, azian abd latiff, thomas paraidathathu, azizah jaafar, wan noorina wan ahmad, safinaz mohd hussein and sity daud.  (2011).  gap analysis towards harmonisation of the mqa code of practice for programme accreditation with the quality management system of ms iso 9001:2008.  - procedia - social and behavioral sciences.  . 

azizah jaafar, shahrir abdullah, azian abd. latif, thomas paraidathathu, wan noorina wan ahmad, narimah abdullah, sity daud, juhana salim and chan siew lee.  (2011).  reliability of student feedback on the course teaching evaluation system (ctes) and system usability.  - procedia - social and behavioral sciences.  . 

a.j. helmisyah, s. abdullah and m.j. ghazali.  (2011).  effect of thermal barrier coating on piston crown for compressed natural gas with direct injection engine.  - 2011 1st international conference on mechanical engineering, icme 2011(applied mechanics and materials); phuket.  . 

r. zulkifli, k. sopian, s. abdullah, m. s. takriff.  (2010).  analysis of pulse air jet flow profiles.  - international review of mechanical engineering.  4(5):495-501. 

how heoy geok, taib iskandar mohamad, shahrir abdullah, azali bin awaludin, ahmad fuad bin abdul rasid, and azman bin aziz.  (2010).  preliminary investigation on the performance sustainable environme and combustion characteristics of compressed natural gas direct injection engine using spark plug fuel injector (spfi).  - proceedings of encon2010 3rd engineering conference on advancement in mechanical and manufacturing for sustainable environment.  . 

taib iskandar mohamad, how heoy geok, shahrir abdullah, yusoff ali, matthew harrison, mark jermy.  (2010).  the combustion and performance of a converted direct injection compressed natural gas engine using spark plug fuel injector.  - proceedings of the small engine technology conference (setc2010), linz, austria.  . 

taib iskandar mohamad, how heoy geok, shahrir abdullah, yusoff ali, matthew harrison, mark jermy.  (2010).  the combustion and performance of a converted direct injection compressed natural gas engine using spark plug fuel injector.  - sae technical papers. 2010-32-0078 doi: 10.4271/2010-32-0078.  1-13. 

nopiah z.m., baharin m.n., abdullah s., khairir m.i..  (2010).  the detection of abrupt changes for variable amplitude fatigue loading by using running damage extraction method.  - journal of applied sciences.  10(7):544-550. 

juridah johari, jaafar sahari, dzuraidah abd wahab, shahrum abdullah, shahrir abdullah, mohd zaidi omar dan norhamidi muhamad.  (2010).  indeks kesukaran peperiksaan dan hubung kait dengan pencapaian hasil pembelajaran program.  - prosiding seminar pendidikan kejuruteraan dan alam bina 2010 (peka2010) sempena kongres pengajaran dan pembelajaran ukm 2010.  . 

m.h. yazdi, s. abdullah, i. hashim and k. sopian.  (2010).  slip mhd flow over permeable stretching surface with chemical reaction.  - 17th australasian fluid mechanics conference.  . 

m.a. mussa, s. abdullah, c.s. nor azwadi and n. muhamad.  (2010).  simulation of rarefied gas flow in slip and transitional regimes.  - european fluid mechanic conference 8.  . 

helmisyah ahmad jalaludin, mariyam jameelah ghazali, and shahrir abdullah.  (2010).  thermal analysis of piston crown for compressed natural gas direct injection engine and the use of thermal barrier coating against extreme temperature.  - international conference on science & technology: applications in industry & education (2010), penang.  . 

taib iskandar mohamad, how heoy geok, shahrir abdullah, yusoff ali, and azhari shamsudeen.  (2010).  comparison of performance, combustion characteristics and emissions of a spark ignition engine fuelled by gasoline and compressed natural gas.  - technology today quarterly.  2(2):173-182. 

h.a. jalaludin, m.j. ghazali, and s. abdullah.  (2010).  thermal analysis of piston crown for compressed natural gas direct injection engine.  - the 2nd national conference in mechanical engineering research and postgraduate studies (ncmer 2010), kuantan, pahang, faculty of mechanical engineering, ump.  . 

k. a. zakaria, s. abdullah, m. j. ghazali and m. b. ali.  (2010).  effects of fatigue strain signals on fatigue damages of the engine mount barckets.  - regional engineering postgraduate (epc) 2010, hotel equatorial bangi, malaysia.  . 

t.i. mohamad, h.g. how, s. abdullah and y. ali.  (2010).  combustion characteristic of compressed natural gas in a spark ignition engine using spark plug fuel injector under various operating conditions.  - international conference on sustainable mobility (icsm 2010), kuala lumpur.  . 

h. g. how, t. i. mohamad, w. a. w. ghopa, y. ali, s. abdullah, a. a. a. fauzi and s. marhamah.  (2010).  investigation of the effect of engine performance and emissions of ron 95 and ron 97 in spark ignition engine.  - international conference on sustainable mobility (icsm 2010), kuala lumpur.  . 

b. daryakenari, s. abdullah, f.y. lim, r. zulkifli & e. sundararajan.  (2010).  effect of angular rear bumper on the reduction of drag coefficient on ahmed body.  - international conference on sustainable mobility (icsm 2010), kuala lumpur.  . 

mussa, m.a., s. abdullah, c.s.n. azwadi and n. muhamad.  (2010).  cubic-interpolated-pseudo-particle lattice boltzmann method for simulation of natural convection heat transfer in an enclosure with different aspect ratios.  - the 2nd international conference on computer and automation engineering (iccae), singapore.  . 

n.a.c. sidik, n.c. horng, m.a. mussa, and s. abdullah.  (2010).  simulation of rarefied gas flow in slip and transitional regimes by the lattice boltzmann method.  - cfd letters.  2(2): 66-74. 

azizah jaafar, shahrir abdullah, juhana salim dan chan siew lee..  (2010).  kajian kebolehpercayaan maklum balas pelajar terhadap sistem penilaian pengajaran kursus (sppk) dan kepenggunaan sistem.  - kongres pengajaran dan pembelajaran 2010. memupuk inovasi dalam pengajaran dan pembelajaran..  . 

s. abdullah, e. adril, a. muchtar and a.k. ariffin.  (2010).  friction reduction in compressed natural gas direct injection engine using piston rings with diffusion chromium coating.  - journal of applied sciences.  10(6):462-470. 

shahrir abdullah, azian abd latiff, thomas paraidathathu, azizah jaafar, wan noorina wan ahmad, safinaz mohd hussein, wan rosmanira ismail dan sity daud.  (2010).  gap analysis towards harmonisation of the code of practice for programme accreditation of mqa with the quality management system of ms iso 9001:2008 for management of undergraduate and postgraduate st.  - kongres pengajaran dan pembelajaran ukm 2010..  . 

f.y. lim, s. abdullah and i. ahmad.  (2010).  numerical study of fluid flow and heat transfer in microchannel heat sinks using anisotropic porous media approximation.  - journal of applied sciences.  10(18):2047-2057. 

shahrir abdullah, ahmad suhaimi abd rahim and suaibunaha jusoh.  (2009).  kamus kejuruteraan automotif : enjin.  - .  131. 

how heoy geok, taib iskandar mohamad, shahrir abdullah and taib walid mohamad.  (2009).  performance and exhaust emission analysis of a sequential port injection compressed natural gas converted engine.  - proceedings of the engineering post-graduate conference 2009, putrajaya.  . 

how heoy geok, taib iskandar mohamad, shahrir abdullah, yusoff ali and azhari shamsudeen.  (2009).  experimental investigation of performance and emissions of a sequential port injection compressed natural gas converted engine.  - proceedings of the 15th small engine technology conference, penang.  . 

rozli zulkifli, kamaruzzaman sopian, shahrir abdullah and mohd sobri takriff.  (2009).  correlations between local nusselt number and reynolds for steady and pulsating circular jet.  - international journal of engineering and technology.  6(1): 9-20. 

rozli zulkifli, kamaruzzaman sopian, shahrir abdullah and mohd sobri takriff.  (2009).  correlations between local nusselt number and reynolds number for steady and pulsating circular jet.  - international engineering convention, damascus, syria, 11-14 may 2009.  . 

rozli zulkifli, kamaruzzaman sopian, shahrir abdullah and mohd sobri takriff.  (2009).  flow structures of circular air jet at steady and different pulsating frequency.  - international engineering convention, damascus, syria, 11-14 may 2009.  . 

how heoy geok, taib iskandar mohamad, shahrir abdullah, yusoff ali, azhari shamsudeen.  (2009).  experimental investigation of performance and emissions of a sequential port injection compressed natural gas converted engine.  - sae technical report.  2009-32-0026. 

hassan, m.h.,kalam, m.a. ,mahlia, t.m.i.,aris, i.,nizam, m.k.,abdullah, s.,ali, y..  (2009).  experimental test of a new compressed natural gas direct injection engine.  - energy and fuels.  23(10):4981-4987. 

m.a. kalam, h.h masjuki, m. redzuan, t. m. i. mahlia, m.a. fuad, m mohibah, k.h.halim, a. ishak, m. khair, a. shahrir and a. yusoff..  (2009).  development and test of a new catalytic converter for natural gas fueled engine..  - international journal of sandhana academy proceedings in engineering sciences, indian academy of science bangalore 560 080, india..  34(3):467-481. 

f.y. lim, s. abdullah, i. ahmad.  (2009).  optimization of gating system in semiconductor packaging.  - proceedings of international conference on applications and design in mechanical engineering (icadme), 11-13 october 2009, batu ferringhi, penang, malaysia.  . 

m.a. mussa, s. abdullah, c.s. nor azwadi and n. muhamad.  (2009).  cubic-interpolated-pseudo-particle lattice boltzmann method for simulation of natural convection heat transfer in an enclosure.  - the 10th asian international conference on fluid machinery, 21-23 oct 2009, kuala lumpur, malaysia.  . 

m.h. yazdi, s. abdullah, i. hashim, k. sopian, a. zaharim.  (2009).  entropy generation analysis of liquid fluid past embedded open parallel microchannels within the surface.  - european journal of scientific research.  28(3):462-470. 

che husna azhari, shahrir abdullah, riza atiq ok rahmat, aini hussain, paraidathathu t. thomas, mohd zaidi omar, nabishah mohamad, che hassan che haron, dzuraidah abd wahab, wan zurinah wan ngah.  (2009).  self review portfolio for the mqa institutional audit.  - .  . 

s. abdullah, w.h. kurniawan, m.a. al-rawi, y. ali & t.i. mohamad.  (2009).  computational study of homogeneous and stratified combustion in a compressed natural gas direct injection engine.  - proceedings of the 4th iasme/wseas international conference on energy & environment (ee09), cambridge, united kingdom.  . 

abdullah s., rahmat r.a.a.o.k., zaharim a., muhamad n., deros b.m., kofli n.t., abdullah m., mohd. tahir m., muchtar a., azhari c.h..  (2009).  implementing continual review of programme educational objectives and outcomes for obe curriculum based on stakeholders` input.  - european journal of scientific research.  29(1):89-99. 

f.y. lim, s. abdullah, i. ahmad , b.y. majlis & k.sopian.  (2009).  simulation of the macroscopic heat transfer and flow behaviours in microchannel heat sinks using porous media approximation.  - proceedings of the 4th iasme/wseas international conference on energy & environment (ee09), cambridge, united kingdom.  . 

rozli zulkifli, kamaruzzaman sopian, shahrir abdullah, mohd sobri takriff.  (2009).  correlations of percentage increases in local nusselt number with radial distance for steady and pulsating jet.  - international review of mechanical engineering.  3(5): 613-618. 

adril e., abdullah s., ariffin a.k., muchtar a., omar k..  (2009).  comparative study of characteristic of lubricant oils in gasoline and compressed natural gas engines.  - european journal of scientific research.  30(2):282-293. 

mohd zaki nuawi, shahrum abdullah, shahrir abdullah, s.m haris, azli arifin.  (2009).  matlab: a comprehensive reference for engineers.  - .  210. 

ahmad kamal ariffin, kamaruddin abu taib, meor zainal meor talib,shahrir abdullah, hafizah husain, dzuraidah abdul wahab & rosafizah mohamed idrus.  (2009).  pengukuran penilaian pengajaran kursus pensyarah fakulti kejuruteraan & alam bina.  - prosiding seminar pendidikan kejuruteraan dan alam bina 2009.  . 

che husna azhari, shahrir abdullah, riza atiq ok rahmat, aini hussain, paraidathathu t. thomas, mohd zaidi omar, nabishah mohamad, che hassan che haron, dzuraidah abd wahab, wan zurinah wan ngah.  (2009).  part b: area 2 curriculum design & delivery.  - self review portfolio for the mqa institutional audit.  . 

m.a. kalam, h.h. masjuki, m. redzuan, t. i. mahlia, m. a.fuad, m. mohibah, k.h. halim, a. ishak, m. khair, a. shahrir and a. yusoff.  (2009).  development and test of a new catalytic converter for natural gas fuelled engine.  - sadhana academy proceedings in engineering sciences.  34(3):467-481. 

shahrir abdullah, norhamidi muhamad, riza atiq abdullah o.k. rahmat, baba md. deros, noorhisham tan kofli,mardina abdullah, mazlan mohd. tahir, andanastuti muchtar.  (2009).  penilaian objektif dan hasil program pendidikan berasaskan hasil (obe): soal selidik majikan industri dan alumni.  - asean journal of teaching and learning in higher education.  1(2):1-8. 

che husna azhari, shahrir abdullah, riza atiq o.k. rahmat, aini hussain, paraidathathu t. thomas, mohd. zaidi omar, nabishah mohamad, che hassan che haron, dzuraidah abd wahab, wan zurinah wan ngah.  (2009).  self review portfolio for the mqa institutional audit.  - area 7: programme monitoring and review.  . 

mohammad hosseini fouladi, mohd. jailani mohd. nor, ahmad kamal ariffin, shahrir abdullah.  (2009).  inverse combustion force estimation based on response measurements outside the combustion chamber and signal processing.  - mechanical systems and signal processing.  23(8):2519-2537. 

a. r. ismail, y. c. soon, s. abdullah, r. zulkifli, k. sopian, m.n.a. rahman.  (2009).  reverse engineering in fabrication of piston crown.  - european journal of scientific research.  29(1):136-146. 

rozli zulkifli, kamaruzzaman sopian, shahrir abdullah and mohd sobri takriff.  (2009).  comparison of local nusselt number between steady and pulsating jet at different jet reynolds number.  - wseas transactions on environment and development.  5(5):384-393. 

how heoy geok, taib iskandar mohamad, shahrir abdullah, yusoff ali, azhari shamsudeen, elvis adril.  (2009).  experimental investigation of performance and emission of a sequential port injection natural gas engine.  - european journal of scientific research.  30(2):204-214. 

rozli zulkifli, kamaruzzaman sopian, shahrir abdullah, mohd sobri takriff.  (2009).  comparison of local nusselt number for steady and pulsating circular jet at reynolds number of 16000.  - european journal of scientific research.  29(3):369-378. 

m.z.omar, n.t. kofli, k. mat, z.m.darus, s.a. osman, m.n.a. rahman, s. abdullah.  (2008).  employers` evaluation on attributes obtained during industrial training.  - proceedings of the 7th wseas international conference on education and educational technology (edu`08), venice, italy.  . 

m.h. yazdi, s. abdullah, i. hashim and k. sopian.  (2008).  reducing exergy losses of liquid fluid using embedded open parallel microchannels within the surface.  - proceedings of the 13th wseas international conference on applied mathematics (math`08), tenerife, spain.  . 

m.a. mussa, s. abdullah, c.s. nor azwadi, n. muhamad and k. sopian.  (2008).  numerical simulation of lid-driven cavity flow using the lattice boltzmann method.  - proceedings of the 13th wseas international conference on applied mathematics (math`08), tenerife, spain.  . 

shahrir abdullah, riza atiq abdullah o.k. rahmat, azami zaharim, norhamidi muhamad, baba md. deros, noorhisham tan kofli, mardina abdullah, mazlan mohd. tahir, andanastuti muchtar and che husna azhari.  (2008).  implementing continual review of programme educational objectives and outcomes for obe curriculum based on stakeholders? input.  - proceedings of the 7th wseas international conference on education and educational technology (edu`08).  . 

y. bakhshan and s. abdullah.  (2008).  study of cng combustion under internal combustion engines conditions. part ii: using of multi-dimensional modeling..  - algerian journal of applied fluid mechanics.  1: 10-18. 

wendy hardyono kurniawan and shahrir abdullah.  (2008).  numerical analysis of the combustion process in a four-stroke compressed natural gas engine with direct injection system.  - journal of mechanical science and technology.  22(10):1937-1944. 

how heoy geok, taib iskandar mohamad and shahrir abdullah.  (2008).  development of a spark plug fuel injector (spfi) for compressed natural gas direct injection in a 4-cylinder spark ignition engine.  - 2nd regional conference on vehicle engineering and technology 2008, kuala lumpur, 15-17 july 2008.  . 

taib iskandar mohamad.  (2008).  burning rate of methane in a direct injection spark ignition engine using spark plug fuel injector.  - 2nd regional conference on vehicle engineering and technology 2008, kuala lumpur 15-17 july 2008.  . 

sri yulis m. amin, norhamidi muhamad, shahrir abdullah, khairur rijal jamaludin.  (2008).  application of rsm technique to optimize the solvent debinding process for mim compacts.  - the third brunei international conference on engineering & technology, (bicet2008), brunei.  . 

m.yahya, k. sopian, m. syahri, s. abdullah, m. y. othman, m. a. alghoul, a. zaharim and b. yatim.  (2008).  reducing the heat loss at night time from an unglazed solar hot water with integrated storage system.  - proceedings of the international conference on renewable energy sources.  . 

shahrir abdullah.  (2008).  enhancing hpc-cae capabilities for malaysian automotive research through automotive grid.  - grid computing conference (gcc) in conjuction with world congress on information technology 2008 (wcit`08).  . 

amiruddin ismail, sahibin abd rahim, rakmi abd rahman, marzuki mustafa, shahrir abdullah, mohd ehwan toriman, mastor surat, maimon abdullah mazlan abd ghaffar & razak mohd.  (2008).  eia study for projek pembangunan universiti darul iman (udm), kampus besut terengganu on lot no. pt5869.  - laporan kerja perundingan.  . 

a.r. ismail, s.c. abdullah, k.sopian, s.abdullah, m. m. tahir, i.m.s. usman and d.a.wahab.  (2008).  re in modelling of cngdi piston head.  - proceeding of the 7th international conference on system science and simulation in engineering (icossse?08), world scientific and engineering academy and society (wseas).  . 

how heoy geok, taib iskandar mohamad and shahrir abdullah.  (2008).  the structure of gas jet from a spark plug fuel injector (spfi) in a liquid environment.  - engineering postgraduate conference (epc) 2008, october 2008, bangi, malaysia.  . 

m. yahya, k. sopian, m. syahri, s. abdullah, m.a. alghoul and a. zaharim.  (2008).  cfd analysis of solar hot water heater with integrated storage system.  - proceedings of the 7th wseas international conference on system science and simulation in engineering (icossse `08).  . 

rozli zulkifli, kamaruzzaman sopian, shahrir abdullah and mohd sobri takriff.  (2008).  effect of pulsating circular hot air jet frequencies on local and average nusselt number.  - american journal of engineering and applied sciences.  1(1):58-62. 

m.h. yazdi, s. abdullah, i. hashim, a. zaharim ,k. sopian.  (2008).  friction and heat transfer in slip flow boundary layer at constant heat flux boundary conditions.  - mathematical methods, computational techniques, non-linear systems, intelligent systems, corfu, greece.  . 

wendy hardyono kurniawan, shahrir abdullah, kamaruzzaman sopian, zulkifli mohd. nopiah and azhari shamsudeen.  (2008).  cfd investigation of fluid flow and turbulence field characteristics in a four-stroke automotive direct injection engine.  - journal - the institution of engineers, malaysia.  69(1):1-12. 

shahrir abdullah, wendy hardyono kurniawan and azhari shamsudeen.  (2008).  numerical analysis of the combustion process in a compressed natural gas direct injection engine.  - journal of applied fluid mechanics.  1(2):65-86. 

tulus, ahmad kamal ariffin, s. abdullah and norhamidi muhamad.  (2008).  heat transfer analysis in magnet housing of linear generator using finite element method.  - jurnal kejuruteraan.  20:125-133. 

m.j. ghazali , c.h. azhari , s. abdullah & m.z. omar.  (2008).  characterisation of natural fibers (sugarcane bagasse) in cement composites.  - wce.  1307-1309. 

y. bakhshan & s. abdullah.  (2008).  study of cng combustion under internal combustion engines conditions. part i: using of quasi-dimensional modeling.  - algerian journal of applied fluid mechanics.  1: 1-9. 

prof. dr.burhanuddin yeup majlis, prof. dr. wan zurinah wan ngah, prof. madya dr.shahrir abdullah, dr. badariah bais, dr. dee chang fu, dr. azrul azlan hamzah.  (2008).  biomems untuk aplikasi penghantaran ubatan.  - seminar pemantauan projek penyelidikan (gup) 2007.  . 

shahrir abdullah, wendy hardyono kurniawan, kamaruzzaman sopian and zulkifli mohd nopiah.  (2008).  development of the four-cylinder moving mesh model for a 1.6-litre four-stroke direct-injection engine.  - jurnal kejuruteraan.  20:135-149. 

wendy h. kurniawan, shahrir abdullah, zulkifli m. nopiah and kamaruzzaman sopian.  (2007).  the application of artificial neural network in predicting and optimizing power and emissions in a compressed natural gas direct injection engine.  - sae technical paper.  2007-01-4264. 

wendy h. kurniawan, shahrir abdullah, zulkifli m. nopiah and kamaruzzaman sopian.  (2007).  the development of artificial neural network for prediction of performance and emissions in a compressed natural gas engine with direct injection system.  - sae technical paper.  01-4101. 

mohd zaidi omar, kamaruzaman mat, norhisham tan kofli, zuhhairuse md darus, siti aminah osman, mohd nizam ab rahman shahrir abdullah.  (2007).  persepsi majikan terhadap pelajar latihan industri jkees 2007.  - seminar pendidikan kejuruteraan dan alam bina 2007.  . 

mohd zaidi omar, zuhairuse md darus, kamaruzaman mat, norhisham tan kofli, siti aminah osman, mohd nizam ab rahman, shahrir abdullah.  (2007).  pandangan pelajar fakulti kejuruteraan terhadap kursus latihan industri.  - seminar pendidikan kejuruteraan dan alam bina 2007.  . 

shahrir abdullah, norhamidi muhamad, riza atiq abdullah o.k. rahmat, baba md. deros, noorhisham tan kofli, mardina abdullah, mazlan mohd. tahir, andanastuti muchtar.  (2007).  penilaian objektif dan hasil program pendidikan.  - seminar pendidikan kejuruteraan dan alam bina 2007, palace of the golden horses, mines kuala lumpur.  . 

mohammad hosseini fouladi, mohd. jailani mohd. nor, ahmad kamal ariffin & shahrir abdullah.  (2007).  mobility analysis of vehicle crankshaft.  - proceedings of noise, vibration and comfort (nvc) 2007, bangi, malaysia.  . 

wendy h. kurniawan, shahrir abdullah, zulkilfli m. nopiah and kamaruzzaman sopian.  (2007).  multi-objective optimization of combustion process in a compressed natural gas direct injection engine using coupled code of cfd and genetic algorithm.  - jsae technical paper, japan society of automotive engineers.  1 2007-01-1902. 

a. shamsudeen, s. abdullah and a.k. ariffin.  (2007).  numerical analysis of a compressed natural gas direct injection cylinder head engine.  - proceedings of computational & experimental mechanics (cem) 2007, bangi, malaysia.  . 

w. h. kurniawan, s. abdullah and k. sopian.  (2007).  computational study of homogeneous and stratified combustion in a compressed natural gas direct injection engine.  - proceedings of computational & experimental mechanics (cem) 2007, bangi, malaysia.  . 

w. h. kurniawan, s. abdullah, z. m. nopiah and k. sopian.  (2007).  multiobjective optimisation of combustion process in a cngdi engine using genetic algorithm and gaussian processes.  - proceedings of computational & experimental mechanics (cem) 2007, bangi, malaysia.  . 

shahrir abdullah, norhamidi muhamad, riza atiq abdullah o.k. rahmat, baba md deros, noorhisham tan kofli , mardina abdullah.  (2007).  penilaian objektif dan hasil program pendidikan berasaskan hasil (obe): soal selidik majikan industri dan alumni.  - seminar pendidikan kejuruteraan dan alam bina (peka 2007).  . 

sri yulis m. amin, norhamidi muhamad, khairur rijal jamaludin & shahrir abdullah.  (2007).  effect of powder loading on the solvent debinding of mim parts.  - proceedings of advanced processes and systems in manufacturing (apsim) 2007, bangi, malaysia..  . 

n. mariun, n. md. saad, m. f. abas, n. khan and s. abdullah.  (2007).  power and energy characteristics of continuous waves / pulsed co2 laser application in cng-di ignition.  - international journal of energy.  . 

wendy hardyono kurniawan and shahrir abdullah.  (2007).  numerical analysis of the combustion process in a four-stroke compressed natural gas engine with direct injection system.  - proceedings of the 9th asian international conference on fluid machinery, jeju, korea..  . 

n. mariun, n. md. saad, m.f. abas, n. khan, s. abdullah.  (2007).  power and energy characteristics of continuous waves/pulsed co2 laser application in cng-di ignition.  - proceedings of the 6th wseas international conference on applications of electrical engineering, istanbul, turkey..  . 

w. k. kurniawan, s. abdullah, and shamsudeen a..  (2007).  cfd simulation of fuel injection in a compressed natural gas direct injection engine.  - asean journal on science and technology for development.  24(3):325-337. 

wendy hardyono kurniawan, shahrir abdullah and azhari shamsudeen.  (2007).  a computational fluid dynamics study of cold-flow analysis for mixture preparation in a motored four-stroke direct injection engine.  - journal of applied sciences.  7(19):2710-2724. 

w.h. kurniawan, s. abdullah, a. shamsudeen.  (2007).  turbulence andheat transfer analysis of intake and compression stroke in automotive 4-stroke direct injection engine.  - algerian journal of applied fluid mechanics.  1:37-50. 

k.sopian, m. syahri, s. abdullah, m.y. othman, and b. yatim.  (2007).  unglazed fiberglass reinforced polyester solar water heater with integrated storage system.  - journal of energy engineering.  133(1):26-31. 

mohd zaidi omar, mohd nizam ab rahman, zuhairuse md darus, kamaruzaman mat, norhisham tan kofli, siti aminah osman, shahrir abdullah.  (2007).  persepsi pelajar jkmb terhadap manafaat latihan industri.  - seminar pendidikan kejuruteraan dan alam bina 2007.  . 

sri yulis m. amin, norhamidi muhamad, shahrir abdullah.  (2006).  optimization of solvent debinding parameters for metal injection molding process.  - seminar penyelidikan siswazah fakulti kejuruteraan 2006.  . 

ahmad rasdan ismail, shahrir abdullah, nor kamilah makhtar and azhari shamsudeen.  (2006).  dfm and dfa approach in conceptual design of homogenous cngdi piston crown.  - proceeding of the international conference on manufacturing & material processing 2006 (icmm2006), 14-15 march 2006, cititel midvalley hotel, kuala lumpur, malaysia.  . 

siti rozaimah sheikh abdullah, jailani mohd nor, norhamidi mohamad, azami zaharim & shahrir abdullah.  (2006).  tahap kesedaran pelajar fakulti kejuruteraan terhadap program pembelajaran berasaskan hasil (pbh).  - pascasidang seminar pengajaran dan pembelajaran berkesan, fakulti kejuruteraan 2006.  . 

tulus, ariffin, a. k., abdullah, s. & muhamad.  (2006).  finite element analysis for heat transfer in the insulator on piston pin of a linear generator engine.  - the 2nd imt-gt regional conference on mathematics, statistics and their application (ircmsa 2006).  . 

w. h. kurniawan, s. abdullah.  (2005).  cfd prediction and analysis of air motion flow characteristics for internal combustion engine.  - paksi j..  8:17-26. 

shahrir abdullah, belal f. yousif & kamaruzzaman sopian.  (2005).  design consideration of low temperature differential double-acting stirling engine for solar application.  - renewable energy.  30:1923-1941. 

t.m.i. alamsyah, kamaruzzaman sopian, shahrir abdullah.  (2004).  predicting average energy conversion of photovoltaic system in malaysia using a simplified method.  - renewable energy.  29(3):403-411. 

kamaruzzaman s, mohd yusof o, baharudin y, wan ramli w.d, yusoff a, zainol abidin a.r, shahrir a, zahari i, mohd hafidz r, mohd fauzi m.z, zuhairuse m.d, mastor s, mazlan m.t,..., wan mohd faizal w.m,.  (2004).  sustainable and environment friendly solar energy technologies research and development in universiti kebangsaan malaysia.  - national conference on engineering and technology (nacet 2004).  . 

k. sopian, s. abdullah, m. syahri, m. y.othman, and b. yatim.  (2002).  experimental investigation of a fiberglass reinforced polyester solar hot water heater with integrated storage system.  - world renewable energy congress vii (wrec 2002), cologne germany. isbn.  . 

ahmad kamal ariffin & shahrir abdullah.  (2000).  kaedah berangka kejuruteraan.  - .  256. 

ahmad kamal ariffin mohd. ihsan dan shahrir abdullah.  (2000).  kaedah berangka kejuruteraan.  - .  257.