@article{10_1017_S0017089500031517,
     author = {Beardon, A. F.},
     title = {Automorphic forms on nondiscrete {M\"obius} groups},
     journal = {Glasgow mathematical journal},
     pages = {249--253},
     year = {1996},
     volume = {38},
     number = {2},
     doi = {10.1017/S0017089500031517},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S0017089500031517/}
}