%0 Journal Article
%A Singmaster, D.
%A Souppouris, D.J.
%T On the relationships among the axioms for a metric space and for general axiomatic systems
%J Portugaliae mathematica
%D 1978
%P 145-155
%V 37
%N 1-2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/PORMA_1978__37_1-2_115343/
%G en
%F PORMA_1978__37_1-2_115343