%0 Journal Article
%A J.M. Day
%A D.D. Weddington
%T Some conditions under which a continuous semigroup morphism is strongly differentiable.
%J Semigroup forum
%D 1987
%P 371-374
%V 36
%I mathdoc
%U http://geodesic.mathdoc.fr/item/SF_1987__36_134909/
%F SF_1987__36_134909