Removal of Cd2+ from aqueous solution using hydroxyapatite: study on adsorption-desorption. Vietnam Journal of Catalysis and Adsorption, [S. l.], v. 15, n. 2, p. 71–78, 2026. DOI: 10.62239/jca.2026.027. Disponível em: https://jca.edu.vn/index.php/jca/article/view/2026.027.. Acesso em: 3 jul. 2026.