@article{MAN_1931__104_159449,
     author = {G. N\"obling},
     title = {\"Uber eine n-dimensionale {Universalmenge} im {R2n} + 1},
     journal = {Mathematische Annalen},
     pages = {71--80},
     publisher = {mathdoc},
     volume = {104},
     year = {1931},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/MAN_1931__104_159449/}
}