GANI RACHIM, S. A. Modification Of CaO Catalyst From Crab Shells With AICI3 Catalyst For Biodiesel Production Using Waste Cooking Oil As A Raw Material. Proceeding of Research and Civil Society Desemination, [S. l.], v. 3, n. 1, 2026. DOI: 10.37476/presed.v3i1.140. Disponível em: https://prosiding.nobel.ac.id/index.php/preced/article/view/140. Acesso em: 25 feb. 2026.