%0 Journal Article %A S. Kh. Esayan %A V. V. Lemanov %A G. A. Smolenskii %T Reflection and refraction of elastic waves at domain boundaries in ferroelectric crystal, %J Doklady Akademii Nauk %D 1974 %P 83-85 %V 217 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1974_217_1_a17/ %G ru %F DAN_1974_217_1_a17