@article{MM2_1989__65_3_155452,
     author = {Kuniaki Horie},
     title = {On the class numbers of cyclotomic fields.},
     journal = {Manuscripta mathematica},
     pages = {465--478},
     publisher = {mathdoc},
     volume = {65},
     number = {3},
     year = {1989},
     zbl = {0706.11060},
     url = {http://geodesic.mathdoc.fr/item/MM2_1989__65_3_155452/}
}