@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/