@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/