%0 Journal Article %A HEIKKILÄ, S. %A O'REGAN, D. %T ON DISCONTINUOUS FUNCTIONAL VOLTERRA INTEGRAL EQUATIONS AND IMPULSIVE DIFFERENTIAL EQUATIONS IN ABSTRACT SPACES %J Glasgow mathematical journal %D 2004 %P 529-536 %V 46 %N 3 %U http://geodesic.mathdoc.fr/articles/10.1017/S0017089504001971/ %R 10.1017/S0017089504001971 %F 10_1017_S0017089504001971