%0 Journal Article %A Haruzo Hida %T Global quadratic units and Hecke algebras %J Documenta mathematica %D 1998 %P 273-284 %V 3 %U http://geodesic.mathdoc.fr/articles/10.4171/dm/44/ %R 10.4171/dm/44 %F 10_4171_dm_44