O. Sole-Adeoye, I. Olowonyo, K. Salam, O. Adedayo, O. Akinwumi, and S. Owolabi, “Sustainable Conversion of Palm Kernel Shells into Activated Carbon for the Removal of Cu²⁺ and Zn²⁺ from Industrial Paint Wastewater”, JGCEE, vol. 1, no. 3, pp. 169–183, Sep. 2025, doi: 10.63288/jgcee.v1i3.14.