V. Mundlamuri, K. Ravindhranath, S. Latha Pala, and W. Kebede Biftu, “Simultaneous Removal of Copper and Lead Ions from Industrial and Mining Effluents Using Biosorbents Derived from Rhododendron arboreum Plant: Adsorptive Optimization and Mechanism Evaluation”, ajc, vol. 34, no. 1, pp. 191–200, Dec. 2021.