%0 Journal Article
%A K. Byleen
%T Spirals of idemopotents from P-semigroups.
%J Semigroup forum
%D 1979
%P 95-100
%V 17
%I mathdoc
%U http://geodesic.mathdoc.fr/item/SF_1979__17_134309/
%F SF_1979__17_134309