%0 Journal Article %A A. P. Katchalov %T Ray method for flexural vibrations of a shell immersed in a liquid %J Zapiski Nauchnykh Seminarov POMI %D 1976 %P 111-123 %V 62 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1976_62_a8/ %G ru %F ZNSL_1976_62_a8