TY - CPAPER AU - Adam Wasilczyk TI - CHARACTERISTIC OF COAL QUALITY IN DEPOSIT WITH THE USE OF SURFER PROGRAM T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 16th International Multidisciplinary Scientific GeoConference SGEM2016, Science and Technologies in Geology, Exploration and Mining PY - 2016 DO - 10.5593/sgem2016/b11/s01.010 PB - Stef92 Technology ER -