Use of CoO/ZnAl2O4 Catalysts and Microwaved Assisted in Vanillin Synthesis. Jurnal Kimia Valensi, [S. l.], v. 9, n. 1, p. 76–88, 2023. DOI: 10.15408/jkv.v9i1.29727. Disponível em: https://journal.uinjkt.ac.id/index.php/valensi/article/view/29727. Acesso em: 14 oct. 2025.