Ugbe, F. A., V. A. kudayisi-Ugbe, and M. O. Yakubu. “Adsorptive Removal of Cd2+ , Cr 3+ and Cr 6+ Using Natural and Synthetic Goethite Particles: Kinetics Study”. Journal of New Technology and Materials, vol. 10, no. 02, Jan. 2025, pp. 29-37, http://review.univ-oeb.dz/ojs.jntm/index.php/jntm/article/view/101.