@article{JRAM_1935__172_149908,
     author = {H. Hasse and H. Davenport},
     title = {Die {Nullstellen} der {Kongruenzzetafunktionen} in gewissen zyklischen {F\"allen.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {151--182},
     publisher = {mathdoc},
     volume = {172},
     year = {1935},
     zbl = {60.0913.01},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1935__172_149908/}
}