SURYANTO, E. Cover. CHEMISTRY PROGRESS, [S. l.], v. 9, n. 1, 2019. DOI: 10.35799/cp.9.1.2016.13904. Disponível em: https://ejournal.unsrat.ac.id/v3/index.php/chemprog/article/view/13904. Acesso em: 27 jul. 2024.