e. phillip, k.s. khoo, m.a.w. yusof, r.o. abdel rahman.  (2021).  assessment of pofa -cementitious material as backfill barrier in dsrs borehole disposal: 226ra confinement.  - journal of environmental management.  1-10. 

jobaidul islam, shahidan radiman, kok siong khoo.  (2021).  exploring the core deformation properties of 29f halo nucleus using t- and y-configurations.  - chinese journal of physics.  263-270. 

nurrul assyikeen md jaffary, nor hasimah mohamed, khoo kok siong, syazwani mohd fadzil, siti nor syuhada hamdan, ungku aida farzana ungku azly, nurul munawwarah aziz, azian hashim, wooyong um.  (2021).  characterization of phosphorylated natural rubber as thorium bio-adsorbent prepared by radiation-induced graft polymerization.  - radiation physics and chemistry.  1-10. 

nurrul assyikeen md. jaffary, kok siong khoo, nor hasimah mohamed, mohd abd wahab yusof, syazwani mohd fadzil.  (2019).  malaysian monazite and its processing residue: chemical composition and radioactivity.  - journal of radioanalytical and nuclear chemistry.  1097-1105. 

s. b. sarmani, r. b. yahaya, m. s. yasir, a. ab. majid, k. s. khoo, i. a. rahman, f. mohamed.  (2015).  radiochemistry course in the undergraduate nuclear science program at universiti kebangsaan malaysia.  - journal of radioanalytical and nuclear chemistry.  1321-1325. 

s. mohd fadzil, s. sarmani, a. ab. majid, a. hamzah, k. s. khoo.  (2013).  modeling of cumulative release on long term leaching behaviour of selected oil sludge from crude oil terminal and petroleum refining plant.  - journal of radioanalytical and nuclear chemistry.  297:265-270. 

a. hamzah, k.k. wong, f.n. hasan, s. mustafa, k.s. khoo, s.b. sarmani.  (2013).  determination of total arsenic in soil and arsenic-resistant bacteria from selected ground water in kandal province, cambodia.  - journal of radioanalytical and nuclear chemistry.  297(2):291-296. 

a.r. yavar, h. khalafi, y. kasesaz, s. sarmani, r. yahaya, a.k. wood, k.s. khoo.  (2012).  verification of mcnp simulation of neutron flux parameters at triga mk ii reactor of malaysia.  - applied radiation and isotopes.  70:2488-2493. 

alireza yavar, sukiman sarmani, abdul khalik wood, nurul syakireen zainal, kok siong khoo.  (2012).  development and implementation of hogdahl convention and westcott formalism for k0-inaa application at malaysian nuclear agency reactor.  - journal of radioanalytical and nuclear chemistry.  291:521-527. 

yavar, a.r., sarmani, s.b., wood, a.k., fadzil, s.m., radir, m.h., khoo, k.s..  (2011).  determination of fast neutron flux distribution in irradiation sites of the malaysian nuclear agency research reactor.  - applied radiation and isotopes.  69(5):762-767. 

a.r. yavar, s. sarmani, a.k. wood, s.m. fadzil, z. masood, k.s. khoo.  (2011).  neutron flux parameters for k0-naa method at the malaysian nuclear agency research reactor after core reconfiguration.  - radiation measurements.  46 (2): 219-223.