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@article{IM_1985__79_143192, author = {S. Ramanan and A. Ramanathan}, title = {Projective normality of flag varieties and {Schubert} varieties.}, journal = {Inventiones mathematicae}, pages = {217--224}, publisher = {mathdoc}, volume = {79}, year = {1985}, zbl = {0553.14023}, url = {http://geodesic.mathdoc.fr/item/IM_1985__79_143192/} }
S. Ramanan; A. Ramanathan. Projective normality of flag varieties and Schubert varieties.. Inventiones mathematicae, Tome 79 (1985), pp. 217-224. http://geodesic.mathdoc.fr/item/IM_1985__79_143192/