@article{GDZPPN002107449,
title = {On the size of the first factor of the class number of a cyclotomic field.},
journal = {Inventiones mathematicae},
volume = {100},
year = {1990},
pages = {321-338},
zbl = {0701.11051},
url = {http://dml.mathdoc.fr/item/GDZPPN002107449}
}
Granville, A. On the size of the first factor of the class number of a cyclotomic field.. Inventiones mathematicae, Tome 100 (1990) pp. 321-338. http://gdmltest.u-ga.fr/item/GDZPPN002107449/