Luisa Beisembayeva, Sofiya Romanova, Oksana Ponomarenko, Ilona Matveyeva. FEATURES OF CHEMICAL COMPOSITION OF RESERVOIR - COOLER OF EKIBASTUZ GRES-1 (KAZAKHSTAN). SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 17th International Multidisciplinary Scientific GeoConference SGEM2017, Water Resources. Forest, Marine and Ocean Ecosystems, 2017, pp. 285-292. https://doi.org/10.5593/sgem2017/31/s12.036