@article{05196203, title = {Prehomogeneous spaces associated with nilpotent orbits in simple real Lie algebras }, journal = {Experimental Mathematics}, volume = {15}, year = {2006}, pages = {455-469}, doi = {10.1080/10586458.2006.10128975}, zbl = {1148.17004}, language = {en}, url = {http://dml.mathdoc.fr/item/05196203} }
Jackson, Steven Glenn; Noël, Alfred G. Prehomogeneous spaces associated with nilpotent orbits in simple real Lie algebras . Experimental Mathematics, Tome 15 (2006) pp. 455-469. doi : 10.1080/10586458.2006.10128975. http://gdmltest.u-ga.fr/item/05196203/