TY - CPAPER AU - Cezary Specht AU - Mariusz Specht AU - Pawel Dabrowski TI - COMPARATIVE ANALYSIS OF ACTIVE GEODETIC NETWORKS IN POLAND T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 17th International Multidisciplinary Scientific GeoConference SGEM2017, Informatics, Geoinformatics and Remote Sensing PY - 2017 SP - 163 EP - 176 DO - 10.5593/sgem2017/22/s09.021 PB - STEF92 Technology ER -