@article{05241761,
title = {The elementary geometry of a triangular world with hexagonal circles.},
journal = {Beitr\"age zur Algebra und Geometrie},
volume = {49},
year = {2008},
pages = {165-175},
zbl = {1146.51009},
language = {en},
url = {http://dml.mathdoc.fr/item/05241761}
}
Pambuccian, Victor. The elementary geometry of a triangular world with hexagonal circles.. Beiträge zur Algebra und Geometrie, Tome 49 (2008) pp. 165-175. http://gdmltest.u-ga.fr/item/05241761/