student Gulnara Omarova, Adilkhan Baibatsha, Aimkhan Kassenova, Sergei Loparev. "PETROLOGY OF ORE-BEARING METASOMATITES OF GOLD DEPOSIT KOKKYIA (SOUTH KAZAKHSTAN)." SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 17th International Multidisciplinary Scientific GeoConference SGEM2017, Science and Technologies in Geology, Exploration and Mining, 2017, pp. 431-438. https://doi.org/10.5593/sgem2017/11/s01.055