MARTIN, Jessica; LEE , Thomas. Preparation of Polyethyleneimine-Grafted Sodium Lignosulfonate Microspheres and Their Methyl Orange Adsorption Performance over a Wide pH Range. Journal of Functional Materials and Applied Engineering, [S. l.], v. 3, n. 4, p. 66–79, 2024. DOI: 10.64972/jfmae.2024v3.402p66-79. Disponível em: http://www.wpias.edu.pl/ojs/index.php/JFMAE/article/view/402. Acesso em: 31 aug. 2026.