%0 Journal Article %A B. A. Kasatkin %A N. V. Zlobina %T Generalized theory of normal waves in layered media %J Trudy Instituta matematiki i mehaniki %D 2010 %P 109-120 %V 16 %N 2 %U http://geodesic.mathdoc.fr/item/TIMM_2010_16_2_a7/ %G ru %F TIMM_2010_16_2_a7