Chung, Kar-Mun, Sze-Sze Soo, Swee-Sen Teo, and Siew-Moi Phang. “ MALAYSIA”. Malaysian Journal of Science 30, no. 2 (August 25, 2011): 83–91. Accessed December 22, 2024. https://juku.um.edu.my/index.php/MJS/article/view/7250.