@inproceedings{sgem2013s03001, title = {ANALYSIS OF THE MAIN FACTORS OF INFLUENCE ON THE STABILITY OF DIRECTIONAL GALLERIES FROM THE SEAM NO.3 BOTTOM, E.M. PETRILA - ROMANIA}, author = {Mihaela Toderas}, booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 13th SGEM GeoConference on SCIENCE AND TECHNOLOGIES IN GEOLOGY, EXPLORATION AND MINING}, year = {2013}, pages = {}, publisher = {Stef92 Technology}, doi = {10.5593/sgem2013/ba1.v1/s03.001} }