@article{JRAM_1977__296_151943,
     author = {G.J. Rieger},
     title = {Eine {Bemerkung} \"uber die {Hurwitzschen} {Zahlen.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {212--216},
     publisher = {mathdoc},
     volume = {296},
     year = {1977},
     zbl = {0356.10010},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1977__296_151943/}
}