1. Die Anwendung des Operatorenkalküls von Jan Mikusiński auf lineare Integralgleichungen vom Faltungstypus;Butzer, P. L.;Arch. Rational Mech. Anal.,1958
2. On the second order Cauchy problem associated with a linear operator;Cioranescu, Ioana;J. Math. Anal. Appl.,1991
3. Linear integro-differential equations in Banach spaces;Da Prato, G.;Rend. Sem. Mat. Univ. Padova,1980
4. R. deLaubenfels and S. Kantorovitz, Laplace and Laplace-Stieltjes space (submitted).
5. North-Holland Mathematics Studies;Fattorini, H. O.,1985