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@article{MZ_1978__160_172676, author = {Wim H. Hesselink}, title = {Polarization in the {Classical} {Groups.}}, journal = {Mathematische Zeitschrift}, pages = {217--234}, publisher = {mathdoc}, volume = {160}, year = {1978}, zbl = {0364.20048}, url = {http://geodesic.mathdoc.fr/item/MZ_1978__160_172676/} }
Wim H. Hesselink. Polarization in the Classical Groups.. Mathematische Zeitschrift, Tome 160 (1978), pp. 217-234. http://geodesic.mathdoc.fr/item/MZ_1978__160_172676/