Lai, Jia Yen, Lock Hei Ngu, and Farouq Twaiq. “Influence of Ethanol Concentration and Template Ion Exchange Agent on Template Recycling in Mobil Crystalline Material 41 (MCM-41) Synthesis”. ASEAN Journal of Chemical Engineering 19, no. 2 (December 31, 2019): 130-146. Accessed July 18, 2024. https://jurnal.ugm.ac.id/v3/AJChE/article/view/9089.