@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/