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@article{IM_1973__19_142184, author = {Patrick Eberlein}, title = {Some {Properties} of the {Fundamental} {Group} of a {Fuchsian} {Manifold.}}, journal = {Inventiones mathematicae}, pages = {5--14}, publisher = {mathdoc}, volume = {19}, year = {1973}, zbl = {0274.53043}, url = {http://geodesic.mathdoc.fr/item/IM_1973__19_142184/} }
Patrick Eberlein. Some Properties of the Fundamental Group of a Fuchsian Manifold.. Inventiones mathematicae, Tome 19 (1973), pp. 5-14. http://geodesic.mathdoc.fr/item/IM_1973__19_142184/