REDA, A. Production and characterization of biodiesel from the traditional tannery fleshing wastes. Ethiopian Journal of Science and Technology, [S. l.], v. 7, n. 1, p. 1–13, 2025. Disponível em: https://journals.bdu.edu.et/index.php/EJST/article/view/2006. Acesso em: 4 feb. 2026.