@article{10_4153_CJM_1976_077_8,
     author = {Nicholls, Peter J.},
     title = {Transitivity {Properties} of {Fuchsian} {Groups}},
     journal = {Canadian journal of mathematics},
     pages = {805--814},
     year = {1976},
     volume = {28},
     number = {4},
     doi = {10.4153/CJM-1976-077-8},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1976-077-8/}
}