@article{MZ_1929__30_168153,
     author = {L. Lichtenstein},
     title = {Eine elementare {Bemerkung} zur reellen {Analysis}},
     journal = {Mathematische Zeitschrift},
     pages = {794--795},
     publisher = {mathdoc},
     volume = {30},
     year = {1929},
     zbl = {55.0134.04},
     url = {http://geodesic.mathdoc.fr/item/MZ_1929__30_168153/}
}