%0 Journal Article %A Akito Nomura %T On the class numbers of certain Hilbert class fields. %J Manuscripta mathematica %D 1993 %P 379-390 %V 79 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM2_1993__79_1_155848/ %F MM2_1993__79_1_155848