TY - CPAPER AU - Pavlina Sachova TI - DETERMINATION OF CHANGES OF THE MINING AREA OF THE PODHURA QUARRY T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 14th SGEM GeoConference on SCIENCE AND TECHNOLOGIES IN GEOLOGY, EXPLORATION AND MINING PY - 2014 DO - 10.5593/sgem2014/b13/s3.024 PB - Stef92 Technology ER -