%0 Journal Article %A Tauno Metsänkylä %T An application of the p-adic class number formula. %J Manuscripta mathematica %D 1997 %P 481-498 %V 93 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM2_1997__93_4_156315/ %F MM2_1997__93_4_156315