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@article{MAN_1983__264_163767, author = {James Lee Hafner}, title = {Explicit {Estimates} in the {Arithmetic} {Theory} of {Cusp} {Forms} and {Poincar\'e} {Series.}}, journal = {Mathematische Annalen}, pages = {9--20}, publisher = {mathdoc}, volume = {264}, year = {1983}, zbl = {0497.10017}, url = {http://geodesic.mathdoc.fr/item/MAN_1983__264_163767/} }
James Lee Hafner. Explicit Estimates in the Arithmetic Theory of Cusp Forms and Poincaré Series.. Mathematische Annalen, Tome 264 (1983), pp. 9-20. http://geodesic.mathdoc.fr/item/MAN_1983__264_163767/