@article{DOCMA_2003__S6__a10,
     author = {Kurihara, Masato},
     title = {On the structure of ideal class groups of {CM-fields}},
     journal = {Documenta mathematica},
     pages = {539--563},
     publisher = {mathdoc},
     volume = {Kazuya Kato's Fiftieth Birthday},
     year = {2003},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DOCMA_2003__S6__a10/}
}