%0 Journal Article
%A P.A. Grillet
%T Cancellative commutative semigroups.
%J Semigroup forum
%D 1970
%P 249-253
%V 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/SF_1970__1_133797/
%F SF_1970__1_133797