CHANGJERAJA, R.; NUNTANG, S. Synthesis of sulfonated rice husk silica for PFAD esterification: Effect of calcination temperature. Clean Energy Science and Technology, [S. l.], v. 4, n. 5, 2026. DOI: 10.18686/cest832. Disponível em: https://cest.usp-pl.com/index.php/cest/article/view/832. Acesso em: 29 sep. 2026.