siti norsyuhada kamaluddin, wan mohd. razi idris, salmah yaakop, zulfahmi ali rahman tukimat lihan, badrul munir md-zain.  (2025).  status kualiti tanah di pulau orang utan bukit merah, perak, semenanjung malaysia.  - sains malaysiana.  425 - 435. 

muhammad rendana, wan mohd razi idris, sahibin abdul rahim, tukimat lihan and zulfahmi ali rahman.  (2025).  bioaccumulation coefficient and concentration of essential and non-essential heavy metals in rice grains: a case study in ranau valley, sabah, malaysia.  - discover applied sciences.  1 - 13. 

mohamad edri aznan, zulfahmi ali rahman, siti norhafizah tarmidzi, wan mohd razi idris, tukimat lihan, aeslina abdul kadir.  (2024).  growth characteristics and root tensile strength’s variability in selected potential shrub species for slope bio-engineering applications.  - sains malaysiana.  3845 - 3857. 

muhammad rendana; wan mohd razi idris; sahibin abdul rahim; zulfahmi ali rahman; tukimat lihan.  (2023).  predicting soil erosion potential under cmip6 climate change scenarios in the chini lake basin, malaysia.  - geoscience letters.  1-16. 

suziyanna arshad, tukimat lihan, zulfahmi ali rahman, wan mohd razi idris.  (2023).  site suitability analysis for sanitary landfills using geospatial methods in a part of southern peninsular malaysia.  - environmental science and pollution research.  93760-93778. 

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 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. 

khin zaw, charles makoundi, mohd basril iswadi basori, goh thian lai, zulfahmi ali rahman.  (2022).  emerging trends in earth science for sustainable futures in the se asia region.  - journal of asian earth sciences.  1-9. 

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. 

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. 

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. 

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. 

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. 

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. 

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. 

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. 

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. 

z. ali rahman, d. g. toll & d. gallipoli.  (2018).  critical state behaviour of weakly bonded soil in drained state.  - geomechanics and geoengineering : an international journal.  . 

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.  . 

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.  . 

d.g.toll & z. ali rahman.  (2017).  critical state shear strength of an unsaturated artificially cemented sand.  - geotechnique.  208-215. 

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. 

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. 

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. 

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. 

a. jabbar, t. lihan, m.a. mustapha, z.a. rahman, s.a. rahim.  (2013).  variability of river plume signature determined using satellite images.  - journal of applied sciences.  13(1):70-78. 

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. 

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. 

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. 

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. 

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. 

zulfahmi ali rahman, umar hamzah & noorulakma ahmad.  (2011).  engineering geological properties of oil-contaminated granitic and metasedimentary soils.  - sains malaysiana.  40(4):293-300. 

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. 

zulfahmi ali rahman, umar hamzah, mohd. raihan taha, norsheila sofhia ithnain and noorulakma ahmad.  (2010).  influence of oil contamination on geotechnical properties of basaltic residual soil.  - american journal of applied sciences.  7(7):954-961. 

mohammd hezam al-mashreki, juhari bin mat akhir, sahibin abd rahim, kadderi md. desa and zulfahmi ali rahman.  (2010).  remote sensing and gis application for assessment of land suitability potential for agriculture in the ibb governorate, the republic of yemen.  - pakistan journal of biological sciences.  13(23):1116-1128. 

z. ali rahman, d.g. toll, d. gallipoli & m.r. taha.  (2010).  micro-structure and engineering behaviour of weakly bonded soil.  - sains malaysiana.  39(6):989-997. 

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. 

m. f. ramli; n. k. tripathi; n. yusof; h. z. m. shafri; z. ali rahman.  (2009).  lineament mapping in a tropical environment using landsat imagery.  - international journal of remote sensing.  30(23):6277-6300. 

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. 

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. 

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.