Enhancement of the removal of lead ion Pb2+ from watrer using modified polysulfone membrane . Vietnam Journal of Catalysis and Adsorption, [S. l.], v. 8, n. 3, p. 67–71, 2019. Disponível em: https://jca.edu.vn/index.php/jca/article/view/557.. Acesso em: 21 aug. 2025.