%0 Journal Article %A Kh. A. Khachatryan %A H. S. Petrosyan %T On the solvability of a class of nonlinear Urysohn integral equations on the positive half-line %J The Bulletin of Irkutsk State University. Series Mathematics %D 2021 %P 57-68 %V 36 %I mathdoc %U http://geodesic.mathdoc.fr/item/IIGUM_2021_36_a4/ %G en %F IIGUM_2021_36_a4