TY - CPAPER AU - A. Călina TI - USE OF 3D SCANNIG FOR RESTORING THE TOPOGRAPHIC SKELETON STRUCTURE OF MINING AND REPRESENTATION OF PRAID SPACE - THE VISITING AREA PRAID, ROMANIA T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 18th International Multidisciplinary Scientific GeoConference SGEM2018, Informatics, Geoinformatics and Remote Sensing PY - 2018 SP - 1107 EP - 1114 DO - 10.5593/sgem2018/2.2/s09.140 PB - STEF92 Technology ER -