HUTAGALUNG, J. M. Synthesis Oxalic Acid from Durian skin (Durio Zibethinus) with Alkali Smelting Method. SAINTEKS : Jurnal Sain dan Teknik, [S. l.], v. 6, n. 1, p. 26–33, 2024. DOI: 10.37577/sainteks.v6i1.640. Disponível em: https://ejournal.uicm.ac.id/index.php/sainteks/article/view/640. Acesso em: 23 jun. 2026.