%0 Journal Article %A Tsuneo Arakawa %T Generalized Eta-Functions and Certain Ray Class Invariants of Real Quadratic Fields. %J Mathematische Annalen %D 1982 %P 475-494 %V 260 %I mathdoc %U http://geodesic.mathdoc.fr/item/MAN_1982__260_163683/ %F MAN_1982__260_163683