@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/}
}