AHMED, M. E. I. Cadmium Adsorption on HDTMA Modified Montmorillionite. The Journal of Engineering Research [TJER], [S. l.], v. 6, n. 1, p. 8–14, 2009. DOI: 10.24200/tjer.vol6iss1pp8-14. Disponível em: https://journals.squ.edu.om/index.php/tjer/article/view/51. Acesso em: 26 may. 2022.