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@article{IM_1993__114_1_144146, author = {Isaac Efrat}, title = {Dynamics of the continued fraction map and the spectral theory of {SL} (2, {Z).}}, journal = {Inventiones mathematicae}, pages = {207--218}, publisher = {mathdoc}, volume = {114}, number = {1}, year = {1993}, zbl = {0811.11037}, url = {http://geodesic.mathdoc.fr/item/IM_1993__114_1_144146/} }
Isaac Efrat. Dynamics of the continued fraction map and the spectral theory of SL (2, Z).. Inventiones mathematicae, Tome 114 (1993) no. 1, pp. 207-218. http://geodesic.mathdoc.fr/item/IM_1993__114_1_144146/