TY - CPAPER AU - Barliba, Luminita Livia AU - Barliba, Costel AU - Eles, Gabriel AU - Dragomir, Lucian TI - COMPUTING AND VERIFYING THE LAND SURFACE WITHOUT VISIBILITY BY USING GPS AND CLASSIC PROCEDURES T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 13th SGEM GeoConference on INFORMATICS, GEOINFORMATICS AND REMOTE SENSING PY - 2013 SP - 355 EP - 362 pp DO - 10.5593/sgem2013/bb2.v1/s08.008 PB - Stef92 Technology ER -