%0 Journal Article %A Le Khan Chau %T High-frequency piezo ceramic shells %J Doklady Akademii Nauk %D 1985 %P 1327-1330 %V 284 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1985_284_6_a10/ %G ru %F DAN_1985_284_6_a10