Beisebekov, M., A. Narod, A. Seralin, R. Iminova, Shynar Zhumagaliyeva, M. Beisebekov, A. Nurlibaev, and Zharylkasyn Abilov. 2012. “Sorption of Heavy Metal Ions on Clay Gels of Polyacrylamide and Poly-2-Hydroxethylacrylate”. Chemical Bulletin of Kazakh National University 65 (1), 224-28. https://doi.org/https://doi.org/10.15328/chemb_2012_1224-228.