Ilie Onica. "ANALYSIS OF THE GROUND SURFACE SUBSIDENCE IN THE JIU VALLEY COAL BASIN BY USING THE FINITE ELEMENT METHOD." SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; SGEM2011 11th International Multidisciplinary Scientific GeoConference (2011). https://doi.org/10.5593/sgem2011/s03.104