@article{1077489652, author = {Hedlund, Gustav A.}, title = {Fuchsian groups and transitive horocycles}, journal = {Duke Math. J.}, volume = {2}, number = {1}, year = {1936}, pages = { 530-542}, language = {en}, url = {http://dml.mathdoc.fr/item/1077489652} }
Hedlund, Gustav A. Fuchsian groups and transitive horocycles. Duke Math. J., Tome 2 (1936) no. 1, pp. 530-542. http://gdmltest.u-ga.fr/item/1077489652/