%0 Journal Article %A Szufla, Stanisław %T On the existence of solutions of an integro-differential equation in Banach spaces %J Discussiones Mathematicae. Differential Inclusions, Control and Optimization %D 2009 %P 107-111 %V 29 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DMDICO_2009_29_1_a6/ %G en %F DMDICO_2009_29_1_a6