[1]Yêu Ly, H.T. et al. 2016. Adsorption thermodynamic and kinetic studies of Cr(VI) by chitosan flake modified with citric acid via crosslinking with glutaraldehyde. <i>Vietnam Journal of Chemistry</i>. 54, 2 (Jul. 2016), 159. DOI:https://doi.org/10.15625/0866-7144.2016-00252.