%0 Journal Article
%A M. Putcha
%T The archimedean graph of a positive function on a semigroup.
%J Semigroup forum
%D 1976
%P 221-232
%V 12
%I mathdoc
%U http://geodesic.mathdoc.fr/item/SF_1976__12_134175/
%F SF_1976__12_134175