noraishikin zulkarnain, noorhelyna razali, nuryazmin ahmat zainuri, haliza othman, alias jedi.  (2020).  mathematics day: elements and applications of mathematics in the final year project.  - mathematics and statistics.  458-463. 

nuryazmin ahmat zainuri, noorhelyna razali, haliza othman, alias jedi, noraishikin zulkarnain.  (2019).  existence of long memory phenomenon in air pollutant concentrations using surrogate data.  - international journal of innovative technology and exploring engineering (ijitee).  752-757. 

firdaus mohamad hamzah, nur arzilah ismail, haliza othman, rashid.  (2019).  the performance of students in differential equation course with a new assessment system.  - international journal of innovation, creativity and change.  63-76. 

n. lohgheswary, s. salmaliza, h. othman.  (2019).  transffering raw data for rasch model analysis.  - journal of engineering and applied sciences.  7846-7852. 

z. a. ghani, k. kamit, m. y. zeain, z. zakaria, f. a. azidin, n. a. a. hadi , a. s. m. isira, h. othman and h. lago.  (2019).  development of a dc to dc buck converter for photovoltaic application utilizing peripheral interface controller.  - arpn journal of engineering and applied sciences.  1317-1324. 

n. razali, z. m. nopiah and h. othman.  (2018).  comparison of one-step and two-step symmetrization in the variable stepsize setting.  - sains malaysiana.  . 

noorhelyna razali, haliza othman, nuryazmin ahmat zainuri, firdaus mohamad hamzah, izamarlina asshaari, fadiah hirza mohammad ariff, zulkifli mohd nopiah.  (2016).  modern or traditional teaching strategy in learning engineering mathematics course.  - journal of engineering science and technology.  13-20. 

nuryazmin ahmat zainuri, izamarlina asshaari, fadiah hirza mohammad ariff, noorhelyna razali, haliza othman, firdaus mohd hamzah, zulkifli mohd nopiah.  (2016).  item analysis for final exam questions of engineering mathematics course (vector calculus) in ukm.  - journal of engineering science and technology.  53-60. 

f. m. hamzah, p. s. d. kamarulzaman, n. a. ismail, h. othman.  (2015).  students performance in engineering mathematics courses: vector calculus versus differential equations..  - journal of engineering science & technology.  91-97. 

h. othman, n. a. ismail, i. asshaari, f. m. hamzah, z. m. nopiah.  (2015).  application of rasch measurement model for reliability measurement instrument in vector calculus course.  - journal of engineering science & technology.  84-90. 

z. m. nopiah, n. f. a. fuaad, n. m. tawil, f. m. hamzah & h. othman..  (2015).  student achievement at pre-university level: does it influence the achievement at the university?.  - journal of engineering science and technology.  68-76. 

norngainy mohd tawil, nur arzilah ismail, izamarlina asshaari, haliza othman, azami zaharim, hafizah bahaludin.  (2013).  preference learning style in engineering mathematics: students perception of e-learning.  - international education studies.  6(6):61-65. 

n.m. tawil , a. zaharim , i. shaari , n.a. ismail , z.m. nopiah and h. othman.  (2013).  e-learnig as an alternative mode for learning vector calculus for ukm engineering students.  - international journal of soft computing.  8(1):1-7. 

zulkifli mohd nopiah, suaidah rosli, mohd nor baharin, haliza othman, arzilah ismail.  (2012).  evaluation of pre-assessment method on improving students performance in complex analysis course.  - asian social science.  134-139. 

nopiah z.m., jamalluddin m.h., haliza othman n.a.i., asshaari i., osman m.h..  (2012).  reliability analisis of examination questions in a mathematics course using rasch measurement model.  - sains malaysiana.  41(9):1171-1176. 

norngainy mohd. tawil, nur arzilah ismail, izamarlina asshaari, haliza osman, zulkifli mohd nopiah, azami zaharim.  (2012).  learning process in mathematics and statistics courses towards engineering students: e-learning or traditional method?.  - asian social science.  8(16):128-133. 

izamarlina asshaari, haliza othman, noorhelyna razali, norngainy mohd tawil, fadiah hirza mohd. ariff.  (2011).  comparison between level of students` responses toward cooperative learning in mathematics engineering courses at ukm.  - wseas transactions on advances in engineering education.  8(2):53-61. 

i. hashim, h. othman, s. awang kechil.  (2009).  stabilization of thermocapillary instability in a fluid layer with internal heat source.  - international communication in heat mass transfer.  36(2):161-165. 

nopiah z.m., zainuri n.a., asshaari i., othman h., abdullah s..  (2009).  improving generic skills among engineering students through problem based learning in statistics engineering course.  - european journal of scientific research.  33(2):270-278. 

r. idris, h. othman, i. hashim.  (2009).  on effect of non-uniform basic temperature gradient on benard-marangoni convection in micropolar fluid.  - international communication in heat mass transfer.  36(3):255-258.