TY - CPAPER AU - Dawid Szurgacz AU - Jaroslaw Brodny TI - ROLE AND RELEVANCE OF AN ELECTRO CONTROL SYSTEM FOR THE OPERATION OF A POWERED ROOF SUPPORT T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 17th International Multidisciplinary Scientific GeoConference SGEM2017, Science and Technologies in Geology, Exploration and Mining PY - 2017 SP - 781 EP - 788 DO - 10.5593/sgem2017/13/s03.099 PB - STEF92 Technology ER -