@article{MAN_1907__63_158277,
     author = {Stephan Bochnicek},
     title = {Zur {Theorie} des relativbiquadratischen {Zahlk\"orpers}},
     journal = {Mathematische Annalen},
     pages = {85--144},
     publisher = {mathdoc},
     volume = {63},
     year = {1907},
     zbl = {37.0243.01},
     url = {http://geodesic.mathdoc.fr/item/MAN_1907__63_158277/}
}