@article{GDZPPN002202395,
title = {On ideal groups of algebraic number fields.},
journal = {Journal f\"ur die reine und angewandte Mathematik},
volume = {358},
year = {1985},
pages = {61-75},
zbl = {0559.12004},
url = {http://dml.mathdoc.fr/item/GDZPPN002202395}
}
Nakano, Shin. On ideal groups of algebraic number fields.. Journal für die reine und angewandte Mathematik, Tome 358 (1985) pp. 61-75. http://gdmltest.u-ga.fr/item/GDZPPN002202395/