ABD EL-GHAFFAR, M. .; HASHEM, M. Grafted Pectin with Glycidyl Methacrylate for Multi-Sites Urease Immobilization. Journal of Composites and Biodegradable Polymers, [S. l.], v. 5, n. 2, p. 62–73, 2017. DOI: 10.12974/2311-8717.2017.05.02.4. Disponível em: https://savvysciencepublishers.com/index.php/jcbp/article/view/301. Acesso em: 15 mar. 2025.