@article{AM2_1994__47_2-3_137584,
     author = {Abraham A. Ungar},
     title = {The holomorphic automorphism group of the complex disk.},
     journal = {Aequationes mathematicae},
     pages = {240--254},
     publisher = {mathdoc},
     volume = {47},
     number = {2-3},
     year = {1994},
     zbl = {0799.20032},
     url = {http://geodesic.mathdoc.fr/item/AM2_1994__47_2-3_137584/}
}