@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/