%0 Journal Article
%A D. Pfeifer
%T A semigroup setting for distance measures in connexion with Poisson  approximation.
%J Semigroup forum
%D 1985
%P 201-206
%V 31
%I mathdoc
%U http://geodesic.mathdoc.fr/item/SF_1985__31_134746/
%F SF_1985__31_134746