TY - CPAPER AU - P. I. Tsoi TI - COMPARATIVE ANALYSIS OF COHESION COEFFICIENTS AND INTERNAL FRICTION ANGLES OF ROCKS DEPENDING ON THE FUNCTIONAL TYPE OF THE MOHR-COULOMB ENVELOPE. T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 19th SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings19th, Science and Technologies in Geology, Exploration And Mining PY - 2019 SP - 119 EP - 126 DO - 10.5593/sgem2019/1.3/s03.015 PB - STEF92 Technology ER -