TY - CPAPER AU - DIMA N. Prof. . TI - SETTING UP OF UNDERGROUND TOPOGRAPHY SUPPORTS TWO FIXED POINTS T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 15th International Multidisciplinary Scientific GeoConference SGEM2015, INFORMATICS, GEOINFORMATICS AND REMOTE SENSING PY - 2015 SP - 439 EP - 446 DO - 10.5593/sgem2015/b22/s9.055 PB - Stef92 Technology ER -