EKPETE, O. A.; KPEE, F.; AMADI, J. C.; ROTIMI, R. B. Adsorption of Chromium(VI) and Zinc(II) Ions on the Skin of Orange Peels (<i>Citrus sinensis</i>). Journal of Nepal Chemical Society, [S. l.], v. 26, p. 31–39, 2010. DOI: 10.3126/jncs.v26i0.3628. Disponível em: https://www.nepjol.info/index.php/JNCS/article/view/3628. Acesso em: 5 may. 2024.