TY - CPAPER AU - Kremena Stereva TI - INFLUENCE OF THE TEMPERATURE EXTENSION OF THE STAFFS ON THE REZULTS OF PRECISE LEVELLING MEASUREMENTS T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 20th International Multidisciplinary Scientific GeoConference Proceedings SGEM 2020, Informatics, Geoinformatics and Remote Sensing PY - 2020 SP - 63 EP - 70 DO - 10.5593/sgem2020/2.2/s09.008 PB - STEF92 Technology ER -