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@article{MM2_1996__91_3_156215, author = {Wee-Kee Tang}, title = {On the extension of rotund norms.}, journal = {Manuscripta mathematica}, pages = {73--82}, publisher = {mathdoc}, volume = {91}, number = {3}, year = {1996}, zbl = {0868.46012}, url = {http://geodesic.mathdoc.fr/item/MM2_1996__91_3_156215/} }
Wee-Kee Tang. On the extension of rotund norms.. Manuscripta mathematica, Tome 91 (1996) no. 3, pp. 73-82. http://geodesic.mathdoc.fr/item/MM2_1996__91_3_156215/