%0 Journal Article
%A B.M. Schein
%T Regular elements of the semigroup of all binary relations.
%J Semigroup forum
%D 1976
%P 95-102
%V 13
%I mathdoc
%U http://geodesic.mathdoc.fr/item/SF_1976__13_134200/
%F SF_1976__13_134200