Adsorption capacities of reduced graphene oxide using urea as a reductant. Vietnam Journal of Catalysis and Adsorption, [S. l.], v. 8, n. 1, p. 14–18, 2019. Disponível em: https://jca.edu.vn/index.php/jca/article/view/589.. Acesso em: 14 mar. 2025.