wan fathul hakim w zamri, zulkhairi zainol abidin, zambri harun.  (2021).  cabaran pembelajaran ketika pandemik: simptom stres di kalangan pelajar program kejuruteraan mekanikal ukm.  - kongres dan pertandingan inovasi dalam pengajaran dan pembelajaran (knovasi) 2021 evolusi ke arah pembelajaran tanpa sempadan: langkah kehadapan.  1-16. 

wan fathul hakim w zamri, zulkhairi zainol abidin, zambri harun.  (2021).  cabaran pembelajaran ketika pandemik: simptom stres di kalangan pelajar program kejuruteraan mekanikal ukm.  - kongres dan pertandingan inovasi dalam pengajaran dan pembelajaran (knovasi) 2021 evolusi ke arah pembelajaran tanpa sempadan: langkah kehadapan.  159-162. 

zambri harun, firdaus mohamad hamzah, zulkhairi zainol abidin, wan fathul hakim wan zamri, hashimah hashim.  (2021).  challenges in online learning during covid-19 malaysian students perspectives.  - k-novasi 2021.  291-294. 

zambri harun, firdaus mohamad hamzah, zulkhairi zainol abidin, wan fathul hakim wan zamri & hashimah hashim.  (2021).  basic needs in online learning during covid-19: a malaysian students survey.  - asean journal of teaching and learning in higher education.  136-150. 

mohamad hanif bin md saad;aini bt. hussain;sallehuddin bin mohamed haris;zulkhairi bin zainol abidin;fazida hanim binti hashim;mohd faisal bin ibrahim.  (2020).  developement of smart building monitoring and management using complex event processing approach.  - .  . 

nor kamaliana khamis, mohd faizal mat tahir, abu bakar sulong, zulkhairi zainal abidin, intan fadhlina mohamad.  (2020).  teori dan inovasi pengajaran dan pembelajaran: menyusuri pandemik covid-19.  - .  10. 

nor kamaliana khamis, abu bakar sulong, zulkhairi zainal abidin, intan fadhlina mohamad, mohd faizal mat tahir.  (2020).  perbandingan kompetensi dalam akademik dan prestasi dalam projek berkumpulan: satu kajian kes.  - k-novasi 2020.  1-13. 

mohammad rasidi rasani, zambri harun, mohd faizal mat tahir, zulkhairi zainol abidin..  (2019).  exploring relationship between matriculation performance and university achievement - a case study of graduating mechanical engineering batch 2015..  - international journal of innovation, creativity and change.  273-286. 

muhammad azhar akbar batcha, tajul ariffin norizan, zulkhairi zainol abidin, zambri harun, wan hanna melini wan mohtar.  (2018).  vortex measurement at bell-shaped pump inlet using particle image velocimetry.  - jurnal kejuruteraan.  . 

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.  - .  . 

m. a. zuber, w. m. f. wan mahmood, z. harun, z. z. abidin.  (2018).  soot particle size distribution near the cylinder wall in a direct injection diesel engine.  - journal of engineering science and technology.  . 

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. 

mohammad rasidi rasani, zambri harun & zulkhairi zainol abidin.  (2016).  analysis of matriculation performance with university performance of mechanical engineering undergraduate students.  - k-novasi p&p ukm 2016 (pendidikan kejuruteraan dan alam bina).  . 

muhammad ahmar zuber, wan mohd faizal wan mahmood, zambri harun, zulkhairi zainol abidin.  (2015).  soot particle size distribution near the cylinder wall boundary in a direct injection diesel engine.  - 3rd international conference on recent advances in automotive engineering & mobility research (recar 2015).  . 

muhammad ahmar zuber, wan mohd faizal wan mahmood, zambri harun, zulkhairi zainol abidin.  (2015).  soot particle evolution and transport in a direct injection diesel engine.  - jurnal teknologi.  85-88. 

muhammad ahmar zuber, wan mohd faizal wan mahmood, zambri harun, zulkhairi zainol abidin, antonino la rocca, paul shayler, fabrizio bonatesta.  (2015).  modeling of in-cylinder soot particle size evolution and distribution in a direct injection diesel engine.  - sae technical paper series.  1-11. 

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).  . 

yushaizad yusof, radin zaim & zulkhairi zainol abidin.  (2015).  analog circuit based dc-dc power converter design for electric vehicle application.  - 3rd international conference on recent advances in automotive engineering & mobility research.  . 

zuber m.a., wan mahmood w.m.f., harun z., zainol abidin z., la rocca a., shayler p., bonatesta f..  (2015).  modeling of in-cylinder soot particle size evolution and distribution in a direct injection diesel engine.  - sae technical papers.  . 

yushaizad yusof, radin zaim radin umar & zulkhairi zainol abidin.  (2015).  bang-bang controller implementation in buck power converter for electric vehicle application.  - 3rd international conference on recent advances in automotive engineering & mobility research.  . 

zambri harun, muhammad syafiq, mohd rasidi rasani, shahrum abdullah, rozli zulkifli, wan mohd faizal wan mahmood, mariyam jameelah ghazali, che husna azhari, mohd radzi abu mansor, zulkhairi, ashraf.  (2014).  skin friction coefficient and boundary layer trend on ukm aster i-bond.  - applied mechanics and materials.  450-455. 

muhammad a. zuber, wan mohd f. wan mahmood, zulkhairi zainol abidin and zambri harun.  (2014).  in-cylinder soot particle distribution in squish region of a direct injection diesel engine.  - international journal of mechanical & mechatronics engineering.  8. 

muhammad ahmar zuber, wan mohd faizal wan mahmood, zulkhairi zainol abidin, zambri harun.  (2014).  coagulation of in-cylinder soot particles in a direct injection diesel engine.  - international technical conference 2014 (itc 2014) / chung ang university, seoul, korea.  703-709. 

lok bee seng, muhammad ahmar zuber, wan mohd faizal wan mahmood, zulkhairi zainol abidin and zambri harun.  (2014).  interpolation techniques in computational particle tracking inside a direct-injection diesel engine cylinder.  - applied mechanics and materials/ trans tech publications, switzerland.  381-386. 

rozli zulkifli, mohd marzuki mustafa, shahrum abdullah, w.m.f. wan mahmood, a. ariffin, z. harun, m. j. ghazali, n. saibani, r. ramli, z.z. abidin, f.m. tahir, m.a. mohd sabri & a. shamsuddeen.  (2012).  persepsi pelajar fakulti kejuruteraan dan alam bina terhadap manfaat menyertai pertandingan automotif peringkat kebangsaan dan antarabangsa.  - kongres pengajaran dan pembelajaran 2012 - seminar pendidikan kejuruteraan dan alam bina 2012.  . 

i.e. saeed, k. sopian and z. zainol abidin.  (2008).  drying characteristics of roselle (1): mathematical modeling and drying experiments.  - agricultural engineering international: the cigr ejournal..  08 015 (X):1-25. 

imad eldin saeed, k. sopian & z. b. zainol abidin.  (2006).  drying kinetics of roselle (hibiscus sabdariffa l.): dried in constant temperature and humidity chamber.  - seminar penyelidikan siswazah fakulti kejuruteraan (sps2006), ukm, 29-30 ogos 2006.  .