RIZKIANA, J.; BRYAN, B.; GOZALI, E.; BUSTOMI, A. T. A.; PRAKOSO, T. Hematite-Gamma Alumina-based Solid Catalyst Development for Biodiesel Production from Palm Oil . Journal of Engineering and Technological Sciences, [S. l.], v. 56, n. 1, p. 50–60, 2024. DOI: 10.5614/j.eng.technol.sci.2024.56.1.4. Disponível em: https://jets.itb.ac.id/jets/article/view/5. Acesso em: 11 nov. 2025.