TY - CPAPER AU - Miroslav Badida TI - MEASUREMENT OF THE SOUND ABSORPTION COEFFICIENT OF MATERIALS USING OF COMBINED SENSOR OF PARTICLE VELOCITY AND ACOUSTIC PRESSURE T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 15th International Multidisciplinary Scientific GeoConference SGEM2015, ECOLOGY, ECONOMICS, EDUCATION AND LEGISLATION PY - 2015 DO - 10.5593/sgem2015/b51/s20.066 PB - Stef92 Technology ER -