TY - CPAPER AU - Helena Valentová TI - MECHANICAL AND ULTRASOUND PROPERTIES OF CONVEYOR BELT RUBBERS T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; SGEM2011 11th International Multidisciplinary Scientific GeoConference PY - 2011 DO - 10.5593/sgem2011/s03.125 PB - Stef92 Technology ER -