@article{MZ_1930__31_168191,
     author = {W. L. Ferrar},
     title = {Note on a paper by {L.} {Neder}},
     journal = {Mathematische Zeitschrift},
     pages = {519--520},
     publisher = {mathdoc},
     volume = {31},
     year = {1930},
     zbl = {56.0261.01},
     url = {http://geodesic.mathdoc.fr/item/MZ_1930__31_168191/}
}