@article{GDZPPN002323729,
title = {An Upper Bound for the ...-Invariant of Imaginary Abelian Fields.},
journal = {Mathematische Annalen},
volume = {264},
year = {1983},
pages = {5-8},
zbl = {0497.12002},
url = {http://dml.mathdoc.fr/item/GDZPPN002323729}
}
Metsänkylä, Tauno. An Upper Bound for the ...-Invariant of Imaginary Abelian Fields.. Mathematische Annalen, Tome 264 (1983) pp. 5-8. http://gdmltest.u-ga.fr/item/GDZPPN002323729/