@article{GDZPPN002104350,
title = {Global units and ideal class groups.},
journal = {Inventiones mathematicae},
volume = {88},
year = {1987},
pages = {511-526},
zbl = {0628.12007},
url = {http://dml.mathdoc.fr/item/GDZPPN002104350}
}
Rubin, K. Global units and ideal class groups.. Inventiones mathematicae, Tome 88 (1987) pp. 511-526. http://gdmltest.u-ga.fr/item/GDZPPN002104350/