TY - CPAPER AU - Tomas Ficker TI - ROCK JOINT SURFACES AND THEIR CALIBRATION CURVES T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 16th International Multidisciplinary Scientific GeoConference SGEM2016, Science and Technologies in Geology, Exploration and Mining PY - 2016 DO - 10.5593/sgem2016/b13/s02.031 PB - Stef92 Technology ER -