TY - JOUR AU - Szufla, Stanisław TI - On the existence of solutions of an integro-differential equation in Banach spaces JO - Discussiones Mathematicae. Differential Inclusions, Control and Optimization PY - 2009 SP - 107 EP - 111 VL - 29 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DMDICO_2009_29_1_a6/ LA - en ID - DMDICO_2009_29_1_a6 ER -