The, Le Cao, et al. “Removal of Pb2+ from Aqueous Solution by Adsorption onto Composite Based on Eucalyptus Leaf and Polyaniline ”. <i>Vietnam Journal of Science and Technology</i>, vol. 55, no. 1, Feb. 2017, pp. 54-63, doi:10.15625/0866-708X/55/1/8360.