Ergozhin, E., Tausarova, B., Ashkeeva, R. and Tugelbaeva, L. 2014. Complexing sorbents for wastewater purification. Chemical Bulletin of Kazakh National University. 73, 1 (Mar. 2014), 94-99. DOI:https://doi.org/https://doi.org/10.15328/chemb_2014_194-99.