@article{10_1017_S2040618500034365,
     author = {Macbeath, A. M.},
     title = {On a {Theorem} of {Hurwitz}},
     journal = {Glasgow mathematical journal},
     pages = {90--96},
     year = {1961},
     volume = {5},
     number = {2},
     doi = {10.1017/S2040618500034365},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S2040618500034365/}
}