@article{MAN_1955__129_160441,
     author = {H. Unkelbach},
     title = {Geometrie und konforme {Abbildung} verallgemeinerter {Kreisbogenpolygone.} {I.}},
     journal = {Mathematische Annalen},
     pages = {391--414},
     year = {1955},
     volume = {129},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/MAN_1955__129_160441/}
}