Qaiser, S., Saleemi, A. R. and Umar, M. (2009) “Biosorption of lead(II) and chromium(VI) on groundnut hull: Equilibrium, kinetics and thermodynamics study”, Electronic Journal of Biotechnology. Valparaíso, Chile, 12(4), pp. 0–0. Available at: https://www.ejbiotechnology.info/index.php/ejbiotechnology/article/view/v12n4-6 (Accessed: 22 November 2024).