Akaratiwa, Somchai, dan Tammanoon Odomman. “Steam Reforming of Methanol Over Cu/Al2O3/ZnO Catalysts” 3, no. 1 (Desember 31, 2003): 9-13. Diakses Juni 8, 2025. https://jurnal.ugm.ac.id/v3/AJChE/article/view/7572.