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@article{MAN_1970__184_161928, author = {A. GRAY}, title = {Some {Relations} {Between} {Curvature} and {Characteristic} {Classes.}}, journal = {Mathematische Annalen}, pages = {257--267}, publisher = {mathdoc}, volume = {184}, year = {1970}, zbl = {0181.49901}, url = {http://geodesic.mathdoc.fr/item/MAN_1970__184_161928/} }
A. GRAY. Some Relations Between Curvature and Characteristic Classes.. Mathematische Annalen, Tome 184 (1970), pp. 257-267. http://geodesic.mathdoc.fr/item/MAN_1970__184_161928/