Balykbaeva, G., Erimbetov, K., Malikova, G. and Musabekov, K. 2012. Purification of Syrdarya waters from pathogenic bacteria by bentonitic clays. Chemical Bulletin of Kazakh National University. 67, 3 (Sep. 2012), 159-163. DOI:https://doi.org/https://doi.org/10.15328/chemb_2012_3159-163.