%0 Journal Article %A Walden Freedman %T An extension property for Banach spaces %J Colloquium Mathematicum %D 2002 %P 167-182 %V 91 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm91-2-2/ %R 10.4064/cm91-2-2 %G en %F 10_4064_cm91_2_2