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@article{MAN_1996__306_3_165470, author = {Carmen Schuhmann}, title = {Mapping threefolds onto three-dimensional quadrics.}, journal = {Mathematische Annalen}, pages = {571--582}, publisher = {mathdoc}, volume = {306}, number = {3}, year = {1996}, zbl = {0873.14035}, url = {http://geodesic.mathdoc.fr/item/MAN_1996__306_3_165470/} }
Carmen Schuhmann. Mapping threefolds onto three-dimensional quadrics.. Mathematische Annalen, Tome 306 (1996) no. 3, pp. 571-582. http://geodesic.mathdoc.fr/item/MAN_1996__306_3_165470/