%0 Journal Article %A K. T. Akhmedov %A V. F. Vitov %T Application of a theorem of Hart to the investigation of nonlinear integral equations %J Differencialʹnye uravneniâ %D 1967 %P 667-679 %V 3 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1967_3_4_a7/ %G ru %F DE_1967_3_4_a7