A Ghani, Azman. “Geochemistry of the Main Rock Forming Minerals in The Perhentian Kecil Syenite, Besut, Terengganu”. Malaysian Journal of Science 22, no. 1 (April 24, 2003): 77–85. Accessed January 6, 2025. http://borneojournal.um.edu.my/index.php/MJS/article/view/8804.