%0 Journal Article %A A. A. Amosov %T A~positive solution of an elliptic equation with nonlinear integral boundary condition of the radiation type %J Matematičeskie zametki %D 1977 %P 117-128 %V 22 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_1977_22_1_a12/ %G ru %F MZM_1977_22_1_a12