@article{1102912217,
author = {James, D. G.},
title = {On the normal subgroups of integral orthogonal groups.},
journal = {Pacific J. Math.},
volume = {55},
number = {2},
year = {1974},
pages = { 107-114},
language = {en},
url = {http://dml.mathdoc.fr/item/1102912217}
}
James, D. G. On the normal subgroups of integral orthogonal groups.. Pacific J. Math., Tome 55 (1974) no. 2, pp. 107-114. http://gdmltest.u-ga.fr/item/1102912217/