@article{01973843,
title = {Non standard metric products.},
journal = {Beitr\"age zur Algebra und Geometrie},
volume = {44},
year = {2003},
pages = {499-510},
zbl = {1049.54009},
language = {en},
url = {http://dml.mathdoc.fr/item/01973843}
}
Bernig, Andreas; Foertsch, Thomas; Schroeder, Viktor. Non standard metric products.. Beiträge zur Algebra und Geometrie, Tome 44 (2003) pp. 499-510. http://gdmltest.u-ga.fr/item/01973843/