%0 Journal Article %A V. R. Orel %T Determination of free oscillations of an elastic plate by means of %J Doklady Akademii Nauk %D 1988 %P 326-329 %V 303 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1988_303_2_a14/ %G ru %F DAN_1988_303_2_a14