@article{2853,
author = {Singmaster, D. and Souppouris, D.J.},
title = {On the relationships among the axioms for a metric space and for general axiomatic systems},
journal = {Portugaliae mathematica},
volume = {37},
year = {1978},
pages = {145-155},
zbl = {0456.54020},
mrnumber = {0620308},
language = {en},
url = {http://dml.mathdoc.fr/item/2853}
}
Singmaster, D.; Souppouris, D.J. On the relationships among the axioms for a metric space and for general axiomatic systems. Portugaliae mathematica, Tome 37 (1978) pp. 145-155. http://gdmltest.u-ga.fr/item/2853/