@article{GDZPPN00231133X, title = {Abelian Extensions of Arbitrary Fields.}, journal = {Mathematische Annalen}, volume = {217}, year = {1975}, pages = {99-104}, zbl = {0293.12102}, url = {http://dml.mathdoc.fr/item/GDZPPN00231133X} }
Kuyk, W.; Lenstra, H.W. jr. Abelian Extensions of Arbitrary Fields.. Mathematische Annalen, Tome 217 (1975) pp. 99-104. http://gdmltest.u-ga.fr/item/GDZPPN00231133X/