TY - CPAPER AU - Mária Praščáková TI - THE BIOLOGICAL-CHEMICAL ACTIVATION OF BROWN COAL FOR THE NON ENERGETIC UTILIZATION T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; SGEM2011 11th International Multidisciplinary Scientific GeoConference PY - 2011 DO - 10.5593/sgem2011/s04.121 PB - Stef92 Technology ER -