@article{02100244,
title = {Near hexagons and triality.},
journal = {Beitr\"age zur Algebra und Geometrie},
volume = {45},
year = {2004},
pages = {569-580},
zbl = {1080.51003},
language = {en},
url = {http://dml.mathdoc.fr/item/02100244}
}
Cuypers, Hans; Steinbach, Anja. Near hexagons and triality.. Beiträge zur Algebra und Geometrie, Tome 45 (2004) pp. 569-580. http://gdmltest.u-ga.fr/item/02100244/