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@article{MZ_1964__84_170261, author = {Lars V. Ahlfors}, title = {Eine {Bemerkung} \"uber {Fuchssche} {Gruppen.}}, journal = {Mathematische Zeitschrift}, pages = {244--245}, publisher = {mathdoc}, volume = {84}, year = {1964}, zbl = {0125.04202}, url = {http://geodesic.mathdoc.fr/item/MZ_1964__84_170261/} }
Lars V. Ahlfors. Eine Bemerkung über Fuchssche Gruppen.. Mathematische Zeitschrift, Tome 84 (1964), pp. 244-245. http://geodesic.mathdoc.fr/item/MZ_1964__84_170261/