TY - CPAPER AU - Krzysztof FuĊ‚awka TI - TIME-FREQUENCY CHARACTERISTIC OF SEISMIC WAVES OBSERVED IN THE LOWER SILESIAN COPPER BASIN T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 19th SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings19th, Science and Technologies in Geology, Exploration And Mining PY - 2019 SP - 693 EP - 700 DO - 10.5593/sgem2019/1.3/s03.088 PB - STEF92 Technology ER -