Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MAN_1959__139_160730, author = {V. KLEE}, title = {Some {New} {Besults} on {Smoothness} and {Rotundity} in {Normed} {Linear} {Spaces.}}, journal = {Mathematische Annalen}, pages = {51--63}, publisher = {mathdoc}, volume = {139}, year = {1959}, zbl = {0092.11602}, url = {http://geodesic.mathdoc.fr/item/MAN_1959__139_160730/} }
V. KLEE. Some New Besults on Smoothness and Rotundity in Normed Linear Spaces.. Mathematische Annalen, Tome 139 (1959), pp. 51-63. http://geodesic.mathdoc.fr/item/MAN_1959__139_160730/