@article{MAN_1959__139_160739,
     author = {H. HUBER},
     title = {Riemannsche {Fl\"achen} von hyperbolischem {Typus} im euklidischen {Raum.}},
     journal = {Mathematische Annalen},
     pages = {140--146},
     publisher = {mathdoc},
     volume = {139},
     year = {1959},
     zbl = {0090.29203},
     url = {http://geodesic.mathdoc.fr/item/MAN_1959__139_160739/}
}