TY - CPAPER AU - Andrey Diakov AU - А. И. Калашник TI - INNOVATIVE NON-DESTRUCTIVE CONTROL TECHNOLOGIES FOR MINING-ENGINEERING CONSTRUCTIONS AND FACILITIES T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 20th International Multidisciplinary Scientific GeoConference Proceedings SGEM 2020, Science and Technologies in Geology, Exploration And Mining PY - 2020 SP - 599 EP - 606 DO - 10.5593/sgem2020/1.2/s05.076 PB - STEF92 Technology ER -