@article{05554403, title = {Projective homogeneous varieties birational to quadrics.}, journal = {Documenta Mathematica}, volume = {14}, year = {2009}, pages = {47-66}, zbl = {1187.11011}, language = {en}, url = {http://dml.mathdoc.fr/item/05554403} }
MacDonald, Mark L. Projective homogeneous varieties birational to quadrics.. Documenta Mathematica, Tome 14 (2009) pp. 47-66. http://gdmltest.u-ga.fr/item/05554403/