@article{JRAM_1981__324_152345,
     author = {Garth Warner and Scott M. Osborne},
     title = {The {Selberg} trace formula. {I:} ...-rank one lattices.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {1--113},
     publisher = {mathdoc},
     volume = {324},
     year = {1981},
     zbl = {0469.22007},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1981__324_152345/}
}