@article{CMH_1948__21_138930,
     author = {Martin Eichler},
     title = {Grundz\"uge einer {Zahlentheorie} der quadratischen {Formen} im rationalen {Zahlenk\"orper.} {II.}},
     journal = {Commentarii mathematici Helvetici},
     pages = {1--28},
     publisher = {mathdoc},
     volume = {21},
     year = {1948},
     zbl = {0029.34203},
     url = {http://geodesic.mathdoc.fr/item/CMH_1948__21_138930/}
}