%0 Journal Article %A Isaac Efrat %T Dynamics of the continued fraction map and the spectral theory of SL (2, Z). %J Inventiones mathematicae %D 1993 %P 207-218 %V 114 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM_1993__114_1_144146/ %F IM_1993__114_1_144146