Yik Koon, Teh, Aruna Devi Gopinath, and Ariffin S.M Omar. “In Memoriam Lieutenant Colonel Professor Ahmad Ghazali Abu Hassan (1956-2022)”. SINERGI : Journal of Strategic Studies & International Affairs 3, no. Special Issue (March) (March 31, 2023): 100–104. Accessed January 8, 2025. https://sinergiukm.my/jou/index.php/sei/article/view/53.