TY - JOUR AU - deLaubenfels, Ralph TI - Integrated Semigroups and Integrodifferential Equations. JO - Mathematische Zeitschrift PY - 1990 VL - 204 IS - 4 SP - 501 EP - 514 KW - integral equation; abstract Cauchy problem; integrated semigroup; C- semigroups UR - http://eudml.org/doc/183786 ER -