Yurii Vasilev, Polina Vasileva. "IMPROVING EFFICIENCY OF COAL PROVISION OF TPS IN THE RUSSIAN FEDERATION." SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; SGEM2017 17th International Multidisciplinary Scientific GeoConference (2017): 479-486. https://doi.org/10.5593/sgem2017/53/s21.060