TY - JOUR AU - A. I. Velmisova AU - M. V. Wilde AU - I. V. Kirillova TI - Propagation and reflection of harmonic waves in a~plane acoustic layer with non-homogeneous flexible walls JO - Izvestiya of Saratov University. Mathematics. Mechanics. Informatics PY - 2011 SP - 68 EP - 73 VL - 11 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ISU_2011_11_4_a8/ LA - ru ID - ISU_2011_11_4_a8 ER -