Kamarudin, S K, W R Daud, M S Ayub, A W Mohammad, and S E Iyuke. “A Review on Fuel Cell As Advanced Power Source”. ASEAN Journal of Chemical Engineering 2, no. 1 (December 31, 2002): 75-86. Accessed July 17, 2024. https://journal.ugm.ac.id/v3/AJChE/article/view/7530.