@article{GDZPPN002197006,
title = {A genus theory for quartic fields.},
journal = {Journal f\"ur die reine und angewandte Mathematik},
volume = {316},
year = {1980},
pages = {40-71},
zbl = {0421.12006},
url = {http://dml.mathdoc.fr/item/GDZPPN002197006}
}
Parry, Charles J. A genus theory for quartic fields.. Journal für die reine und angewandte Mathematik, Tome 316 (1980) pp. 40-71. http://gdmltest.u-ga.fr/item/GDZPPN002197006/