A. A. Inyinbor, F. A. Adekola, and G. A. Olatunji, trans. “Multifunctional Group Biomass in Biosorption of Cu2+ from Aqueous Solution: Kinetics and Isotherm Studies”. Pakistan Journal of Analytical & Environmental Chemistry 18, no. 2 (January 9, 2018): 94 – 104. Accessed November 5, 2025. https://pjaec.pk/index.php/pjaec/article/view/206.