@article{01460291,
title = {The maximum number of unit distances among },
journal = {Beitr\"age zur Algebra und Geometrie},
volume = {40},
year = {1999},
pages = {475-477},
zbl = {0962.52002},
language = {en},
url = {http://dml.mathdoc.fr/item/01460291}
}
van Wamelen, Paul. The maximum number of unit distances among . Beiträge zur Algebra und Geometrie, Tome 40 (1999) pp. 475-477. http://gdmltest.u-ga.fr/item/01460291/