%0 Journal Article %A W. Ruess %A C. Stegall %T Fréchet Differentiability of the Norm in Operator Spaces. %J Mathematische Annalen %D 1988 %P 527-536 %V 280 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/MAN_1988__280_3_164381/ %F MAN_1988__280_3_164381