TY - JOUR AU - HEIKKILÄ, S. AU - O'REGAN, D. TI - ON DISCONTINUOUS FUNCTIONAL VOLTERRA INTEGRAL EQUATIONS AND IMPULSIVE DIFFERENTIAL EQUATIONS IN ABSTRACT SPACES JO - Glasgow mathematical journal PY - 2004 SP - 529 EP - 536 VL - 46 IS - 3 UR - http://geodesic.mathdoc.fr/articles/10.1017/S0017089504001971/ DO - 10.1017/S0017089504001971 ID - 10_1017_S0017089504001971 ER -