%0 Journal Article
%A Kermit Sigmon
%T Medial Topological Groupoids. (Short Communication).
%J Aequationes mathematicae
%D 1968
%P 306-307
%V 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/AM2_1968__1_135981/
%F AM2_1968__1_135981