TY - CPAPER AU - Vladimir Zakrutkin TI - CHANGING HYDROCHEMICAL INDICATORS OF THE RIVERS OF EAST DONBASSIN A CONSEQUENCE THE LIQUIDATION OF THE UNPROFITABLE COAL MINES T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 15th International Multidisciplinary Scientific GeoConference SGEM2015, WATER RESOURCES. FOREST, MARINE AND OCEAN ECOSYSTEMS PY - 2015 DO - 10.5593/sgem2015/b31/s12.015 PB - Stef92 Technology ER -