%0 Journal Article %A Fečkan, Michal %T Nonnegative solutions of nonlinear integral equations %J Commentationes Mathematicae Universitatis Carolinae %D 1995 %P 615-627 %V 36 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMUC_1995__36_4_a1/ %G en %F CMUC_1995__36_4_a1