%0 Journal Article
%A M. Kilp
%T Perfect monoids revisited.
%J Semigroup forum
%D 1996
%P 225-229
%V 53
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/SF_1996__53_2_135487/
%F SF_1996__53_2_135487