%0 Journal Article %A Haruzo Hida %T Congruences of Cusp Forms and Special Values of Their Zeta Functions. %J Inventiones mathematicae %D 1981 %P 225-262 %V 63 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM_1981__63_142797/ %F IM_1981__63_142797