@article{MZ_1950__53_169164,
     author = {M. EICHLER},
     title = {Zur {Algebra} der orthogonalen {Gruppen}},
     journal = {Mathematische Zeitschrift},
     pages = {11--20},
     publisher = {mathdoc},
     volume = {53},
     year = {1950},
     zbl = {0041.00701},
     url = {http://geodesic.mathdoc.fr/item/MZ_1950__53_169164/}
}