%0 Journal Article
%A T.E. Hall
%T The partially ordered set of all J-classes of a finite semigroup.
%J Semigroup forum
%D 1974
%P 263-264
%V 6
%I mathdoc
%U http://geodesic.mathdoc.fr/item/SF_1974__6_133983/
%F SF_1974__6_133983