%0 Journal Article %A V. A. Marchenko %T Characteristic properties of Weyl solutions %J Doklady Akademii Nauk %D 1992 %P 261-264 %V 324 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1992_324_2_a3/ %G ru %F DAN_1992_324_2_a3