@article{MAN_1897__48_157826,
     author = {Wilhelm Killing},
     title = {Ueber transfinite {Zahlen}},
     journal = {Mathematische Annalen},
     pages = {425--432},
     publisher = {mathdoc},
     volume = {48},
     year = {1897},
     zbl = {27.0046.04},
     url = {http://geodesic.mathdoc.fr/item/MAN_1897__48_157826/}
}