Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{PORMA_1948__7_1_114657, author = {Hu, Sze-Tsen}, title = {On {Lipschitz} mappings}, journal = {Portugaliae mathematica}, pages = {45--49}, publisher = {mathdoc}, volume = {7}, number = {1}, year = {1948}, mrnumber = {0026801}, zbl = {0034.25403}, language = {en}, url = {http://geodesic.mathdoc.fr/item/PORMA_1948__7_1_114657/} }
Hu, Sze-Tsen. On Lipschitz mappings. Portugaliae mathematica, Tome 7 (1948) no. 1, pp. 45-49. http://geodesic.mathdoc.fr/item/PORMA_1948__7_1_114657/