@article{MAN_1983__265_163834,
     author = {J.A. Cima and T.J. Suffridge},
     title = {A {Reflection} {Principle} with {Applications} to {Proper} {Holomorphic} {Mappings.}},
     journal = {Mathematische Annalen},
     pages = {489--500},
     publisher = {mathdoc},
     volume = {265},
     year = {1983},
     zbl = {0525.32021},
     url = {http://geodesic.mathdoc.fr/item/MAN_1983__265_163834/}
}