S. M. Rehan Ullah, E. Zahir, and M. A. Asghar, “A prudent approach for the removal of copper (II) and cadmium (II) ions from aqueous solutions using indigenous Mactra aequisulcata shells: Scientific paper”, J. Serb. Chem. Soc., vol. 86, no. 7-8, pp. 767–780, Aug. 2021.