@article{AFM_2003_28_1_a10,
     author = {Christopher J. Bishop},
     title = {$\delta$-stable {Fuchsian} groups},
     journal = {Annales Fennici Mathematici},
     pages = {153--167},
     publisher = {mathdoc},
     volume = {28},
     number = {1},
     year = {2003},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AFM_2003_28_1_a10/}
}