UTHMAN, H. .; A. SAKA, A. Comparatives Study of Production Biodiesel from Soybean oil and Jatropha Curcas Seeds Oil. Distributed Generation & Alternative Energy Journal, [S. l.], v. 28, n. 2, p. 31–42, 2013. DOI: 10.13052/dgaej2156-3306.2822. Disponível em: https://journals.riverpublishers.com/index.php/DGAEJ/article/view/13987. Acesso em: 3 jun. 2026.