%0 Journal Article %A G. Ya. Lyubarskii %T A boundary-value problem on the axis for an $n$th-order non-linear equation %J Doklady Akademii Nauk %D 1963 %P 521-524 %V 149 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1963_149_3_a8/ %G ru %F DAN_1963_149_3_a8