@article{GDZPPN002307391, title = {Orthogonal Groups of Dyadic Unimodular Quadratic Forms.}, journal = {Mathematische Annalen}, volume = {201}, year = {1973}, pages = {65-74}, zbl = {0235.20044}, url = {http://dml.mathdoc.fr/item/GDZPPN002307391} }
James, D.G. Orthogonal Groups of Dyadic Unimodular Quadratic Forms.. Mathematische Annalen, Tome 201 (1973) pp. 65-74. http://gdmltest.u-ga.fr/item/GDZPPN002307391/