@article{MZ_1929__29_168084,
     author = {I. Schur},
     title = {Zur {Irreduzibilit\"at} der {Kreisteilungsgleichung.}},
     journal = {Mathematische Zeitschrift},
     pages = {463--463},
     publisher = {mathdoc},
     volume = {29},
     year = {1929},
     zbl = {54.0123.02},
     url = {http://geodesic.mathdoc.fr/item/MZ_1929__29_168084/}
}