Prihatin, E., & Nazarudin, N. (2024). The Synthesis of Cr/SiO2 Catalyst from a Mixture of Palm Waste Ash - Charcoal and Its Application for the Catalytic Cracking of CPO into Gasoline: Palm waste ash and charcoal based catalyst. Jurnal Bio-Geo Material Dan Energi, 3(1), 29-35. https://doi.org/10.22437/bigme.v3i1.31060