Anatoly Opekunov, Marina Opekunova, Vsevolod Somov. GEOCHEMISTRY OF LAKE KULTUBAN (SOUTH URALS): THE IMPACT OF NATURAL AND ANTHROPOGENIC FACTORS ON THE CHEMICAL COMPOSITION OF THE SOILS, PLANTS, WATER, BOTTOM SEDIMENTS AND HYDROBIONTS. SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 17th International Multidisciplinary Scientific GeoConference SGEM2017, Ecology, Economics, Education and Legislation, 2017, pp. 529-536. https://doi.org/10.5593/sgem2017/51/s20.069