TY - CPAPER AU - Wojciech Jaskowski AU - Tomasz Lipecki AU - Pawel Cwiakala AU - Wojciech Matwij TI - THE VISUAL ASSESSMENT OF THE CONDITION OF A SHAFT LINING AND REINFORCEMENT EQUIPMENT USING A VIDEO MONITORING SYSTEM T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 17th International Multidisciplinary Scientific GeoConference SGEM2017, Informatics, Geoinformatics and Remote Sensing PY - 2017 SP - 727 EP - 734 DO - 10.5593/sgem2017/22/s09.092 PB - STEF92 Technology ER -