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@article{MAN_1985__273_164061, author = {Francisco Urbano}, title = {Nonnegatively {Curved} {Totally} {Real} {Submanifolds.}}, journal = {Mathematische Annalen}, pages = {345--348}, publisher = {mathdoc}, volume = {273}, year = {1985}, zbl = {0562.53036}, url = {http://geodesic.mathdoc.fr/item/MAN_1985__273_164061/} }
Francisco Urbano. Nonnegatively Curved Totally Real Submanifolds.. Mathematische Annalen, Tome 273 (1985), pp. 345-348. http://geodesic.mathdoc.fr/item/MAN_1985__273_164061/