TY - CPAPER AU - Jan Fiala TI - USED MATERIALS FOR BRICKMAKING PRODUCTS T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 18th International Multidisciplinary Scientific GeoConference SGEM2018, Science and Technologies in Geology, Exploration and Mining PY - 2018 SP - 1105 EP - 1110 DO - 10.5593/sgem2018/1.3/s03.139 PB - STEF92 Technology ER -