%0 Journal Article %A Christoph Böhm %A Burkhard Wilking %T Manifolds with positive curvature operators are space forms %J Annals of mathematics %D 2008 %P 1079-1097 %V 167 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4007/annals.2008.167.1079/ %R 10.4007/annals.2008.167.1079 %G en %F 10_4007_annals_2008_167_1079