Pawel Mendyka (2017). LABORATORY STAND TESTS OF MINING ASYMMETRICAL DISC TOOLS. SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 17th International Multidisciplinary Scientific GeoConference SGEM2017, Science and Technologies in Geology, Exploration and Mining, 487-494. https://doi.org/10.5593/sgem2017/13/s03.062