%0 Journal Article %A V. KLEE %T Some New Besults on Smoothness and Rotundity in Normed Linear Spaces. %J Mathematische Annalen %D 1959 %P 51-63 %V 139 %I mathdoc %U http://geodesic.mathdoc.fr/item/MAN_1959__139_160730/ %F MAN_1959__139_160730