STUDI PEMANFAATAN ZEOLIT UNTUK PENGOLAHAN BIODIESEL DAN BIOETANOL. Jurnal Zarah, [S. l.], v. 5, n. 1, p. 14–21, 2017. DOI: 10.31629/zarah.v5i1.145. Disponível em: https://ojs.umrah.ac.id/index.php/zarah/article/view/145. Acesso em: 5 sep. 2025.