TY - CPAPER AU - Badida, Miroslav AU - Lumnitzer, Ervin AU - Kralikova, Ruzena AU - Bartko, Ladislav AU - Hricova, Beata AU - Dzuro, Tibor TI - RESEARCH OF SELECTED ACOUSTIC DESCRIPTORS OF THRE-LAYER SANDWICH ABSORBERS T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; SGEM2012 12th International Multidisciplinary Scientific GeoConference PY - 2012 SP - 699 EP - 706 pp DO - 10.5593/sgem2012/s20.v5094 PB - Stef92 Technology ER -