@article{MAN_1931__105_159534,
     author = {L. Pontrjagin and G. Tolstowa},
     title = {Beweis des {Mengerschen} {Einbettungssatzes}},
     journal = {Mathematische Annalen},
     pages = {734--745},
     publisher = {mathdoc},
     volume = {105},
     year = {1931},
     zbl = {0003.17201},
     url = {http://geodesic.mathdoc.fr/item/MAN_1931__105_159534/}
}