%0 Journal Article %A M. A. Sumbatyan %A N. V. Boev %T Reconstruction of the shape of a defect from the scattered wave field in a two-dimensional elastic medium %J Doklady Akademii Nauk %D 1991 %P 880-882 %V 318 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1991_318_4_a25/ %G ru %F DAN_1991_318_4_a25