%0 Journal Article %A W.A. Poor %T Some Exotic Spheres with Positive Ricci Curvature. %J Mathematische Annalen %D 1975 %P 245-252 %V 216 %I mathdoc %U http://geodesic.mathdoc.fr/item/MAN_1975__216_162743/ %F MAN_1975__216_162743