Purification of commercial grade bentonite from LamDong, Vietnam for nano-size montmorillonite. Vietnam Journal of Catalysis and Adsorption, [S. l.], v. 10, n. 1S, p. 237–241, 2022. DOI: 10.51316/jca.2021.151. Disponível em: https://jca.edu.vn/index.php/jca/article/view/2021.151.. Acesso em: 25 may. 2026.