A Study of Biodiesel Production from Crude Jatropha Oil (CJO) with High Level of Free Fatty Acids. Jurnal Teknologi, [S. l.], v. 69, n. 3, 2014. DOI: 10.11113/jt.v69.3145. Disponível em: https://journals.utm.my/jurnalteknologi/article/view/3145.. Acesso em: 23 jul. 2024.