%0 Journal Article %A W. Okrasinski %T Note on nontrivial solutions to nonlinear Volterra equations. %J Extracta Mathematicae %D 1989 %P 157 %V 4 %N 3 %I mathdoc %U https://geodesic-test.mathdoc.fr/item/EXMATH_1989__4_3_38341/ %G en %F EXMATH_1989__4_3_38341