Yurii Vasilev (2018). EFFECTS OF COAL PREPARATION AND PROCESSING IN THE RUSSIAN COAL VALUE CHAIN. SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 18th International Multidisciplinary Scientific GeoConference SGEM2018, Ecology, Economics, Education and Legislation, 319-326. https://doi.org/10.5593/sgem2018/5.3/s28.040