@article{MZ_1939__45_168864,
     author = {G., Bullig},
     title = {Zur {Zahlengeometrie} in den total reellen kubischen {K\"orpern}},
     journal = {Mathematische Zeitschrift},
     pages = {511--532},
     publisher = {mathdoc},
     volume = {45},
     year = {1939},
     zbl = {65.0107.02},
     url = {http://geodesic.mathdoc.fr/item/MZ_1939__45_168864/}
}