S. Sugashini, T. Gomathi, S. Pavithra, P. Sudha, J. Annie Kamala Florence, and A. Mubashirunnisa, “Removal of Copper(II) Ion using Nanochitosan/Carboxymethyl Cellulose/Grapheme Oxide Composite Biosorbent”, ajc, vol. 34, no. 6, pp. 1465–1471, May 2022.