%0 Journal Article %A John Myron Masley %T Solution of the Classs Number Two Problem for Cyclotomic Fields. %J Inventiones mathematicae %D 1975 %P 243-244 %V 28 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM_1975__28_142325/ %F IM_1975__28_142325