%0 Journal Article %A I. V. Mel'nikova %T Solution of an ill-posed Cauchy problem for a second-order operator-differential equation %J Differencialʹnye uravneniâ %D 1984 %P 1092-1095 %V 20 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1984_20_6_a23/ %G ru %F DE_1984_20_6_a23