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. 

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. 

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