%0 Journal Article %A N. S. Smirnova %T One method of computation of wave fields in layered elastic media %J Zapiski Nauchnykh Seminarov POMI %D 1990 %P 154-171 %V 186 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1990_186_a15/ %G ru %F ZNSL_1990_186_a15