nursyamimi diyana rodzi, aznan fazli ismail, muhammad abdullah rahmat, eli syafiqah aziman, wan mohd razi idris, tukimat lihan.  (2023).  radiological impact assessment of natural radionuclides and heavy metal contamination in industrial tin-tailing processing effluent.  - sains malaysiana.  2377-2794. 

zulfahmi ali rahman, hafis nazarah, wan mohd razi idris, tukimat lihan.  (2023).  mechanical characteristics of developed brick from drinking water sludge under different firing temperatures and rice husk ash contents.  - sains malaysiana.  2115-2126. 

muhammad rendanaa, wan mohd razi idrisb, sahibin abdul rahimc, hazem ghassan abdod , hussein almohamade, ahmed abdullah al dughairie and jasem a. albanaif.  (2023).  effects of the built-up index and land surface temperature on the mangrove area change along the southern sumatra coast.  - forest science and technology.  179-189. 

muhammad rendana, wan mohd razi idris, sahibin abdul rahim, hazem ghassan abdo, hussein almohamad ahmed abdullah al dughairi.  (2023).  habitat suitability analysis in a natural peat swamp forest on sumatran elephants using remote sensing and gis.  - forest science and technology.  221-231. 

muhammad rendana, wan mohd razi idris, sahibin abdul rahim, hazem ghassan abdo, hussein almohamad, ahmed abdullah al dughairi, jasem a. albanai.  (2023).  current and future land fire risk mapping in the southern region of sumatra, indonesia, using cmip6 data and gis analysis.  - sn applied sciences.  1-12. 

muhammad rendana wan mohd razi idris sahibin abdul rahim hazem ghassan abdo hussein almohamad ahmed abdullah al dughairi motrih al mutiry.  (2023).  relationships between land use types and urban heat island intensity in hulu langat district selangor malaysia.  - ecological processes.  1-14. 

muhammad rendana, wan mohd razi idris, sahibin abd rahim.  (2022).  effect of covid-19 movement control order policy on water quality changes in sungai langat, selangor, malaysia within distinct land use areas.  - sains malaysiana.  1587-1598. 

muhammad rendana, wan mohd razi idris, sahibin abd rahim, zulfahmi ali rahman, tukimat lihan.  (2022).  effects of organic amendment on heavy metal and macronutrient contents in paddy soil.  - sains malaysiana.  379-388. 

abd hamid izzah, wan yahaya wan-asrina, abd wahid samsuri, idris wan-mohd-razi, vijayanathan jeyanny.  (2022).  effects of three rainfall patterns on soil chemical properties in black pepper cultivation in a hilly topography.  - pertanika journal of social science and humanities.  103-114. 

muhammad rendana, wan mohd razi idris, sahibin abdul rahim, mohd talib latif.  (2022).  impact of covid-19 pandemic on traffic volume and air quality in urban areas.  - air, soil and water research.  1-15. 

muhammad rendana, wan mohd razi idris, sahibin abd rahim.  (2022).  the variation of riverine heavy metal flux using rusle model in the ranau sub basins malaysia adjacent to ultrabasic soil.  - water air and soil pollution.  1-18. 

muhammad rendana, wan mohd razi idris, sahibin abd rahim.  (2022).  changes in air quality during and after large scale social restriction periods in jakarta city indonesia.  - acta geophysica.  2161-2169. 

zulfahmi ali rahman, aifahana syamimie mohd suhaimi, wan mohd razi idris, tukimat lihan.  (2022).  developing and mechanical properties of low fired and geopolymer bricks from drinking water sludge with different contents of added fly ash.  - sains malaysiana.  4071-4085. 

muhammad abdullah rahmat , aznan fazli ismail, nursyamimi diyana rodzi, eli syafiqah aziman, wan mohd razi idris, tukimat lihan.  (2022).  assessment of natural radionuclides and heavy metals contamination to the environment: case study of malaysian unregulated tin-tailing processing industry.  - nuclear engineering and technology.  2230-2243. 

mohd faizul hilmi zulkifli, nor syamimi sufiera limi hawari, mohd talib latif, haris hafizal abd hamid, anis asma ahmad mohtar, wan mohd razi wan idris, nur ili hamizah mustaffa, liew juneng.  (2022).  volatile organic compounds and their contribution to ground-level ozone formation in a tropical urban environment.  - chemosphere.  1-11. 

noor fadzilah yusof, tukimat lihan, wan mohd razi idris, mohd. abdul wahab yusof.  (2021).  soil erosion measurement: malaysia perspectives.  - asm science journal.  44-58. 

nabila farhana mohd-asri, siti norsyuhada kamaluddin, sabapathy dharmalingam, wan mohd razi idris, badrul munir md-zain.  (2021).  valuing ecotourism in bukit merah orang utan island, malaysia based on visitors experience.  - biodiversitas.  1543-1549. 

eli syafiqah aziman, aznan fazli ismail, siti fatimah jubri, muhammad abdullah rahmat, wan mohd razi idris.  (2021).  environmental impact assessment of post illegal mining activities in chini lake with regards to natural radionuclides and heavy metals in water and sediment.  - journal of radioanalytical and nuclear chemistry.  667-683. 

muhammad rendana, wan mohd razi idris.  (2021).  new covid-19 variant (b.1.1.7): forecasting the occasion of virus and the related meteorological factors.  - journal of infection and public health.  1320-1327. 

muhammad rendanaa, wan mohd razi idris, sahibin abdul rahim.  (2021).  spatial distribution of covid-19 cases, epidemic spread rate, spatial pattern, and its correlation with meteorological factors during the first to the second waves.  - journal of infection and public health.  1340-1348. 

muhammad rendana, wan mohd razi idris, sahibin abdul rahim.  (2021).  atmospheric methane condition over the south sumatera peatland during the covid-19 pandemic.  - aerosol and air quality research.  1-10. 

muhammad rendana, wan mohd razi idris, sahibin abdul rahim, zulfahmi ali rahman, tukimat lihan.  (2021).  characterization of physical, chemical and microstructure properties in the soft clay soil of the paddy field area.  - sains tanah journal of soil science and agroclimatology.  81-88. 

muhammad rendana, wan mohd razi idris, sahibin abdul rahim, zulfahmi ali rahman, tukimat lihan.  (2021).  rubber bark dust-zeolite composite improves mechanical strength and microstructural characteristics of soft paddy soil.  - sains tanah - journal of soil science and agroclimatology.  194-202. 

mohamed musa hanafi, parisa azizi, sheu tijani akinbola, roslan ismail, abdul rahim sahibin, idris wan mohd razi, aznan fazli ismail.  (2021).  valorization of rare earth processing byproducts for agriculture usage.  - nature scientific reports.  1-19. 

z.a. rahman, a.e. ettbeb, w.m.r. idris, s.n.a. tarmidzi.  (2021).  contribution of root tensile of pennisetum polystachion on shear strength of sandy soil in slope bio-engineering technique.  - journal of environmental biology.  857-864. 

ahmad hayaton jamely mohd salehuddin, aznan fazli ismail, eli syafiqah aziman, nurul aida mohamed, mohd asri mat teridi, wan mohd razi idris.  (2021).  production of high-purity tho2 from monazite ores for thorium fuel-based reactor.  - progress in nuclear energy.  1-13. 

zulfahmi ali rahman, akrimi maswa othman, wan mohd. razi idris, tukimat lihan.  (2021).  kesan suhu dan bahan tambah abu terbang terhadap pencirian mekanik bata daripada sisa rawatan air mentah.  - sains malaysiana.  1563-1575. 

noor fadzilah yusof, tukimat lihan, wan mohd razi idris, zulfahmi ali rahman, muzneena ahmad mustapha, mohd. abdul wahab yusof.  (2021).  spatially distributed soil losses and sediment yield: a case study of langat watershed, selangor, malaysia.  - journal of asian earth sciences.  1-12. 

muhammad rendana, wan mohd razi idris, sahibin abdul rahim, zulfahmi ali rahman, tukimat lihan.  (2020).  potential of normalized difference vegetation index for mapping of soil clay area in paddy fields of kedah malaysia.  - indonesian journal of geography.  22-28. 

afaff emhemed ettbeb, zulfahmi ali rahman, wan mohd razi idris, jumaat adam, sahibini abd. rahim, tukimat lihan, siti norhafizah ahmad tarmidzi, nurul atiqah mohd azlam.  (2020).  growth performance of mission and kyasuwa grasses (pennisetum sp.) under different npk ratios as potential slope cover.  - australian journal of crop science.  161-171. 

afaff emhemed ettbeb,zulfahmi ali rahman, wan mohd razi idris, jumaat adam, s. abd. rahim,s. n. ahmad tarmidzi and tukimat lihan.  (2020).  root tensile resistance of selected pennisetum species and shear strength of root-permeated soil.  - applied and environmental soil science.  1-9. 

zakiyyah jasni, tukimat lihan, wan mohd razi idris, zulfahmi ali rahman, muzzneena ahmad mustapha, sahibin abdul rahim.  (2020).  potensi rumput vetiver dan kim chiam sebagai penstabil cerun pada ketinggian berbeza di kawasan amalan pertanian baik (mygap).  - jurnal teknologi.  103-113. 

muhammad rendana, wan mohd razi idris, sahibin abdul rahim, zulfahmi ali rahman,tukimat lihan & habibah jamil.  (2019).  effects of organic amendment on soil organic carbon in treated soft clay in paddy cultivation area.  - sains malaysiana.  61-68. 

noor fadzilah yusof, tukimat lihan, wan mohd razi idris, zulfahmi ali rahman, muzzneena ahmad mustapha, mohd. abdul wahab yusof.  (2019).  prediction of soil erosion in pansoon sub-basin, malaysia using rusle integrated in geographical information system.  - sains malaysiana.  2565-2574. 

zulfahmi ali rahman, nor maisalhah mohd saleh, wan mohd razi idris, tukimat lihan.  (2019).  thermal effect on mechanical characteristics of drinking water sludge brick incorporated with rice husk ash.  - sains malaysiana.  2541-2549. 

ahmad hayaton jamely mohd salehuddin, eli syafiqah aziman, che nor aniza che zainul bahri, muhamad amirul rafiq ahmad affendi. wan mohd razi idris, aznan fazli ismail.  (2019).  kajian keberkesanan pengekstrakan torium daripada larutan asid hidroklorik menggunakan di(2-etilheksil) asid fosforik (d2ehpa).  - sains malaysiana.  419-424. 

a.r sahibin, j. shamshuddin, c.i. fauziah, o. radziah, i. wan mohd razi, m.s.k enio.  (2019).  impact of mg rich synthetic gypsum application on the environment and palm oil quality.  - science of the total environment.  . 

muhammad rendana, wan mohd razi idris, sahibin abdul rahim, zulfahmi ali rahman, tukimat lihan dan habibah jamil.  (2018).  reclamation of acid sulphate soils in paddy cultivation area with organic amendments.  - aims agriculture and food.  . 

siti norsyuhada kamaluddin, salmah yaakop, wan mohd razi idris, sabapathy dharmalingam, jeffrine japning rovie-ryan and badrul munir md-zain.  (2018).  genetic identification of critically endangered orangutans in captivity.  - journal of sustainability science and management.  . 

tukimat lihan, nur fatin khodri, muzzneena ahmad mustapha, zulfahmi ali rahman & wan mohd razi idris.  (2018).  potensi hakisan tanih di lembangan sungai bilut, raub, pahang menggunakan integrasi rusle dan gis.  - sains malaysiana.  . 

aznan fazli ismail, khairiah rosli, wan mohd razi idris & sahibin abd. rahim.  (2018).  penentuan kepekatan radionuklid tabii dan indeks bahaya radiologi akibat penggunaan condisoil® ke atas penanaman hibiscus cannabinus (kenaf).  - sains malaysiana.  . 

muhammad rendana, sahibin abdul rahim, wan mohd razi idris, tukimat lihan & zulfahmi ali rahman.  (2017).  soil erosion assessment in tasik chini catchment using remote sensing and gis techniques.  - sains malaysiana.  529-535. 

muhammad rendana, sahibin abdul rahim, wan mohd razi idris, tukimat lihan and zulfahmi ali rahman.  (2016).  mapping nutrient status in oil palm plantation using geographic information system.  - asian journal of agricultural research.  144-153. 

ampeng, a., shukor m.n., sahibin a. r., idris w. m. r., ahmad s., mohammad h., madeline g. p., ali n., bujang m., hashim i., bujang a. & md-zain b.m..  (2016).  patterns of mineral lick use by northwest bornean orangutans (pongo pygmaeus pygmaeus) in the lanjak entimau wildlife sanctuary, sarawak, malaysia..  - european journal of wildlife research.  147-150. 

ahmad shoaib jahesh, sahibin abd rahim and wan mohd razi idris.  (2016).  the content of heavy metal in the labu riverbed sediments: an assessment of the level of pollution applying sediment quality guidelines and geoaccumulation index.  - american journal of environmental sciences.  271-281. 

z.a. rahman, j.y.y. lee, s.a. rahim, t. lihan and w.m.r. idris.  (2015).  application of gypsum and fly ash as additives in stabilization of tropical peat soil.  - journal of applied science.  1006-1012. 

muhammad rendana, sahibin abdul rahim, wan mohd razi idris, tukimat lihan and zulfahmi ali rahman.  (2015).  ca-markov for predicting land use changes in tropical catchment area: a case study in cameron highland, malaysia.  - journal of applied sciences.  689-695. 

md-zain bm, ruslin f and idris wmr.  (2014).  human-macaques conflict at the main campus of universiti kebangsaan malaysia.  - pertanika journal tropical agricultural science.  37(1): 73-85. 

m. khairil, w.a. wan juliana, m.s. nizam & w.m. razi idris.  (2014).  soil properties and variation between three forest types in tropical watershed forest of chini lake, peninsular malaysia.  - sains malaysiana.  1635-1643. 

muhammad rendana, sahibin abdul rahim, tukimat lihan, wan mohd razi idris and zulfahmi ali rahman..  (2014).  spatial modeling based analysis of land suitability for rubber crop in ranau district of sabah, malaysia.  - american-eurasian journal of agricultural and enviromental sciences.  1019-1025. 

z.a. rahman, w.z.w. yaacob, s.a. rahim, t. lihan, w.m.r. idris & w.n.f. mohd sani.  (2013).  geotechnical characterisation of marine clay as potential liner material.  - sains malaysiana.  42(8):1081-1089. 

rahman, z. a.; sahibin, a. r.; lihan, t.; idris, w. m. r.; sakina, m..  (2013).  effects of surfactant on geotechnical characteristics of silty soil.  - sains malaysiana.  42(7):881-891. 

muhd barzani gasim, sahibin abd. rahim, mohd ekhwan toriman, wan mohd razi idris, tukimat lihan, zulfahmi ali rahman, azman hashim, norhadilla hadib.  (2013).  flux of nutrients and heavy metals from the melai river sub-catchment into lake chini, pekan, pahang, malaysia.  - environmental earth sciences.  68(3):889-897. 

a. r. zulfahmi, w. y. wan zuhairi, m. t. raihan, a. r. sahibin, i. wan mohd razi, l. tukimat, z. siti nur syakireen, & a. noorulakma.  (2012).  influence of amang (tin tailing) on geotechnical properties of clay soil.  - sains malaysiana.  41(3):303-312. 

sahibin abd. rahim, wan mohd. razi idris, zulfahmi ali rahman, tukimat lihan, ramlan omar & liew kah yan.  (2012).  kandungan logam berat dalam tumbuhan penyedap rasa terpilih dan dalam tanih ultrabes di felda rokan barat, negeri sembilan, malaysia.  - sains malaysiana.  41(1):11-21. 

abd rahim, s; idris, wmr; rahman, za; lihan, t; gasim, mb; said, mnm; xing, kl.  (2011).  physico-chemical status of soil at the site of ukm research centre, tasik chini, pahang, malaysia [status fiziko-kimia tanih tapak pusat penyelidikan ukm tasik chini, pahang, malaysia].  - sains malaysiana.  40(2):101-110. 

adam j.h., ming l.k., juhari m.a.a., jalaludin m.a., idris w.m.r., othman a.r., tarmidzi s.n.a..  (2011).  cluster analysis of submontane forest along western slope of frasers` hill research centre in raub district, malaysia.  - bangladesh journal of botany.  40(2):121-132. 

jumaat h. adam, hafiza a. hamid, mohd afiq aizat juhari, siti norhafizah ahmad tarmizi and wan mohd razi idris.  (2011).  species composition and dispersion pattern of pitcher plants recorded from rantau abang in marang district, terengganu state of malaysia.  - international journal of botany.  7(2):162-169. 

sahibin abd.rahim, wan mohd. razi idris, zulfahmi ali rahman, tukimat lihan, muhd barzani gasim, mohd nizam m. said dan kang ling xing.  (2011).  status fiziko-kimia tanih tapak pusat penyelidikan ukm tasik chini, pahang, malaysia.  - sains malaysiana.  40(2): 101-110. 

b.m. md-zain, n.a. sha`ari, m. mohd-zaki, f. ruslin, n.i. idris, m.d. kadderi and w.m.r. idris.  (2010).  a comprehensive population survey and daily activity budget on long tailed macaques of universiti kebangsaan malaysia.  - journal of biological sciences.  10(7):608-615. 

sahibin abd. rahim, tukimat lihan, zulfahmi ali rahman, baba musta, adong laming, wan mohd. razi idris, muhd. barzani gasim and siti rahayu awang.  (2009).  physico-chemical characteristics and geochemical composition of soil from the former air terjun mine, kota tinggi, johor.  - bulletin of geological society of malaysia.  55:27-32. 

rahim, sa; idris, wmr; rahman, za; desa, km; lihan, t; hashim, a; yusof, s; kuan, lh.  (2009).  selected heavy metal content in ultrabasic soil and mengkudu (morinda citrifolia) from kuala pilah, negeri sembilan, malaysia.  - sains malaysiana.  38(5):637-644. 

sahibin abd. rahim, zulfahmi ali rahman, wan mohd. razi idris, azman hashim, tukiman lihan, muhd barzani gasim, jumaat adam & fong ngai lim.  (2009).  kandungan logam berat terpilih dalam tanih dan tumbuhan arundina graminifolia dari kawasan lombong pelepah kanan, kota tinggi, johor, malaysia.  - sains malaysiana.  38(1):31-38. 

zulfahmi ali rahman, sahibin abdul rahim, jasni yaakob, wan mohd razi idris & nai chai fong.  (2009).  cirian fiziko-kimia dan pengaruh ke atas ketidakstabilan bahan bumi cerun di kawasan puchong, selangor.  - sains malaysiana.  38(1):1-8. 

mohd razi idris w.a.n., rahim s.a., zulfahmi rahman a.l.i., lihan t., hashim a., yusuf s.n.m..  (2009).  geochemical composition of beach sediment in langkawi island, kedah, malaysia [komposisi geokimia sedimen pantai di pulau langkawi, kedah. malaysia].  - sains malaysiana.  38(3):313-320. 

rahim s.abd., rahman z.a., gasim m.b., idris w.m.r., tan m.md..  (2008).  major elements and heavy metal composition of soils sorrounding limestone hills in perlis [komposisi unsur-unsur utama dan logam berat dalam tanih di sekitar bukit batu kapur di perlis].  - sains malaysiana.  37(4):341-350. 

sahibin abd. rahim, zulfahmi ali rahman, muhd barzani gasim, wan mohd razi idris & mohamad md. tan.  (2008).  komposisi unsur-unsur utama dan logam berat dalam tanih di sekitar bukit batu kapur di perlis.  - sains malaysiana.  37(4):341-350. 

a. r. sahibin, i. wan mohd. razi, a.r. zulfahmi, l. tukimat, g. muhd barzani, h.a. jumaat & h.k. low.  (2008).  pengambilan logam berat oleh terung pipit (solanum torvum) dalam tanih ultrabes di kuala pilah, negeri sembilan.  - sains malaysiana.  37(4):323-330. 

sahibin abdul rahim, wan mohd. razi idris, ismail b. s., muhd barzani gasim, ramlan omar, zulfahmi ali rahman, baba musta and mohamad md. tan.  (2008).  composition and distribution pattern of major and trace elements in gradually weathered andesite rock from felda jengka 4, pahang, malaysia.  - malaysian journal of science.  27(1):153-162. 

sahibin abd. rahim, tukimat lihan, zulfahmi ali rahman, wan mohd razi idris, azman hashim, shahrilnizam md yussof dan liow hai yin.  (2007).  pengambilan fe, mn dan cu oleh nepenthes sp. dalam tanih bekas lombong pelepah kanan, kota tinggi, johor.  - sains malaysiana.  36(2):123-132.