Zakiah Jamingan, Wan Md Zin Wan Yunus, Norli Abdullah, and Ong Keat Khim. 2012. “SYNTHESIS OF EPOXIDIZED FATTY HYDRAZIDES FROM PALM OLEIN: A PRELIMINARY STUDY”. Zulfaqar Journal of Defence Science, Engineering & Technology 1 (2). https://zulfaqarjdset.upnm.edu.my/index.php/zjdset/article/view/10.