%0 Journal Article %A L. Ya. Ainola %T Variation principle of dynamics in the linear theory of elasticity %J Doklady Akademii Nauk %D 1967 %P 306-308 %V 172 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1967_172_2_a14/ %G ru %F DAN_1967_172_2_a14