@article{MAN_1890__36_157486,
     author = {Eberhard},
     title = {Ein {Satz} aus der {Topologie.}},
     journal = {Mathematische Annalen},
     pages = {121--133},
     publisher = {mathdoc},
     volume = {36},
     year = {1890},
     zbl = {22.0552.01},
     url = {http://geodesic.mathdoc.fr/item/MAN_1890__36_157486/}
}