Imaduddin, Mukhlash, and Samik Samik. “REVIEW: SYNTHESIS OF BIODIESEL WITH HETEROGEN CATALYST FROM MOLLUSCA ANIMAL SHELLS”. Unesa Journal of Chemistry 12, no. 1 (January 17, 2023): 12–19. Accessed November 4, 2025. https://ejournal.unesa.ac.id/index.php/unesa-journal-of-chemistry/article/view/47057.