%0 Journal Article %A A. Sołtysiak %A S. Szufla %T Existence theorems for \(L_\varphi\)-solutions of the Hammerstein integral equation in Banach spaces %J Commentationes Mathematicae %D 1990 %P 177-190 %V 30 %N 1 %U http://geodesic.mathdoc.fr/articles/10.14708/cm.v30i1.6305/ %R 10.14708/cm.v30i1.6305 %G pl %F 10_14708_cm_v30i1_6305