ARDAN, S. .; PUTRA, A.; DJ, L.; SUNDARI, R.; ETIKA, S. B. .; NIZAR, U. K. THE STUDY OF REUSED SILICA-TITANIA CATALYST ON BIODIESEL PRODUCTION IN VARIOUS REACTION TIMES. International Journal of Advances in Scientific Research and Engineering (IJASRE), ISSN:2454-8006, DOI: 10.31695/IJASRE, [S. l.], v. 5, n. 8, p. 133–141, 2019. DOI: 10.31695/IJASRE.2019.33458. Disponível em: https://ijasre.net/index.php/ijasre/article/view/388. Acesso em: 23 nov. 2024.