%0 Journal Article %A N. N. Bogolyubov (Jr.) %A A. K. Prikarpatskii %T Inverse periodic problem for the discrete approximation of the Schr\"odinger nonlinear equation %J Doklady Akademii Nauk %D 1982 %P 1103-1108 %V 262 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1982_262_5_a18/ %G ru %F DAN_1982_262_5_a18