%0 Journal Article
%A S.Y. Shaw
%A C.Y. Lin
%T Addendum to 
%J Semigroup forum
%D 1986
%P 124-126
%V 34
%I mathdoc
%U http://geodesic.mathdoc.fr/item/SF_1986__34_134833/
%F SF_1986__34_134833