Performance of Modified Natural Zeolites by Sodium Hydroxide Treatments in The Esterification of Glycerol and Oleic Acid. Jurnal Kimia Valensi, [S. l.], v. 5, n. 2, p. 236–241, 2019. DOI: 10.15408/jkv.v5i2.9976. Disponível em: https://journal.uinjkt.ac.id/valensi/article/view/9976. Acesso em: 5 mar. 2026.