@article{01644411,
title = {Near hexagons with four points on a line.},
journal = {Advances in Geometry},
volume = {1},
year = {2001},
pages = {211-228},
doi = {10.1515/advg.2001.014},
zbl = {0981.51009},
language = {en},
url = {http://dml.mathdoc.fr/item/01644411}
}
De Bruyn, Bart. Near hexagons with four points on a line.. Advances in Geometry, Tome 1 (2001) pp. 211-228. doi : 10.1515/advg.2001.014. http://gdmltest.u-ga.fr/item/01644411/