Cristian Tomescu. "MODERN ENGINEERING PRACTICE FOR PREVENTING THE SELF IGNITION HAZARD OF COAL." SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 16th International Multidisciplinary Scientific GeoConference SGEM2016, Science and Technologies in Geology, Exploration and Mining (2016). https://doi.org/10.5593/sgem2016/b12/s03.078