@article{1092403771,
author = {Borcherds, Richard E.},
title = {Reflection groups of Lorentzian lattices},
journal = {Duke Math. J.},
volume = {104},
number = {1},
year = {2000},
pages = { 319-366},
language = {en},
url = {http://dml.mathdoc.fr/item/1092403771}
}
Borcherds, Richard E. Reflection groups of Lorentzian lattices. Duke Math. J., Tome 104 (2000) no. 1, pp. 319-366. http://gdmltest.u-ga.fr/item/1092403771/