%0 Journal Article %A O. A. Godin %T On layered moving medium approximation in acoustics %J Doklady Akademii Nauk %D 1991 %P 1378-1382 %V 316 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1991_316_6_a21/ %G ru %F DAN_1991_316_6_a21