Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MAN_1925__94_159113, author = {P. Urysohn}, title = {Zum {Metrisationsproblem}}, journal = {Mathematische Annalen}, pages = {309--315}, publisher = {mathdoc}, volume = {94}, year = {1925}, language = {de}, url = {http://geodesic.mathdoc.fr/item/MAN_1925__94_159113/} }
P. Urysohn. Zum Metrisationsproblem. Mathematische Annalen, Tome 94 (1925), pp. 309-315. http://geodesic.mathdoc.fr/item/MAN_1925__94_159113/