%0 Journal Article %A A. G. Aslanyan %T A formula for the number of vibration frequencies of a shell filled with fluid %J Funkcionalʹnyj analiz i ego priloženiâ %D 1979 %P 59-61 %V 13 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/FAA_1979_13_4_a8/ %G ru %F FAA_1979_13_4_a8