@article{bwmeta1.element.bwnjournal-article-doi-10_4064-aa119-3-4,
author = {Bernhard Schmidt},
title = {The field descent and class groups of CM-fields},
journal = {Acta Arithmetica},
volume = {117},
year = {2005},
pages = {291-306},
zbl = {1131.11353},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-aa119-3-4}
}
Bernhard Schmidt. The field descent and class groups of CM-fields. Acta Arithmetica, Tome 117 (2005) pp. 291-306. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-aa119-3-4/