Application of modified chitosan in tannery wastewater treatment. Nexo Revista Científica, [S. l.], v. 31, n. 2, p. 104–119, 2018. DOI: 10.5377/nexo.v31i2.6834. Disponível em: https://camjol.info/index.php/NEXO/article/view/6834. Acesso em: 3 jul. 2026.