Zhang1, Xiaotao, and Ximing Wang2. “Removal of Cu(II) from Water Environment Using Lignocellulose Montmorillonite Nanocomposite-An Industrial Waste Adsorbent”. Asian Journal of Chemistry, vol. 26, no. 23, Nov. 2014, pp. 8173-80, doi:10.14233/ajchem.2014.17770.