E. Etim, Emmanuel, et al. “Eco-Friendly Remediation: Tea Leaves and Fibres As Adsorbents for High Cobalt Concentrations; Thermodynamics, Isotherms and Kinetic Studies”. Asian Journal of Environmental Research, vol. 1, no. 1, Apr. 2024, pp. 24-38, doi:10.69930/ajer.v1i1.9.