TY - CPAPER AU - Mircea Vasile Bondrea TI - TOPO-GEODETIC WORKS NEED FOR AUTOMATIC CALCULATION OF VOLUMES OF AGGREGATE INTO A BALASTRY FROM CLUJ-NAPOCA T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 19th International Multidisciplinary Scientific GeoConference SGEM2019, Informatics, Geoinformatics and Remote Sensing PY - 2019 SP - 391 EP - 398 DO - 10.5593/sgem2019/2.2/s09.048 PB - STEF92 Technology ER -