%0 Journal Article %A V. N. Lyubimov %T Allowance for the piezoeffect in the elastic wave theory for crystals of varied symmetry %J Doklady Akademii Nauk %D 1969 %P 1055-1058 %V 186 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1969_186_5_a19/ %G ru %F DAN_1969_186_5_a19