TY - CPAPER AU - Duraj, Milos AU - Heviankova, Silvie AU - Kyncl, Miroslav AU - Bestova, Iva AU - Marschalko, Marian AU - Yilmaz, Isik AU - Penaz, Tomas AU - Drusa, Marian AU - Orlando, Arencibia Montero TI - STUDY OF DIFFERENT FORMS OF COAL SUBSTANCE IN CARBONIFEROUS SEDIMENTS AND CALCULATION OF ITS TOTAL CONTENT IN THE BOREHOLE T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 13th SGEM GeoConference on SCIENCE AND TECHNOLOGIES IN GEOLOGY, EXPLORATION AND MINING PY - 2013 SP - 179 EP - 186 pp DO - 10.5593/sgem2013/ba1.v1/s01.025 PB - Stef92 Technology ER -