%0 Journal Article %A Yu. E. Anikonov %T Relations in some inverse problems for nonlinear equations %J Doklady Akademii Nauk %D 1990 %P 850-853 %V 315 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1990_315_4_a19/ %G ru %F DAN_1990_315_4_a19