@article{JRAM_1995__458_153682,
     author = {Heinz Huber},
     title = {\"Uber {Gitter} in der hyperbolischen {Ebene.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {127--156},
     publisher = {mathdoc},
     volume = {458},
     year = {1995},
     zbl = {0828.11053},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1995__458_153682/}
}