@article{MAN_1950__122_160231,
     author = {Wolfgang Rothstein},
     title = {\"Uber die {Fortsetzung} analytischer {Fl\"achen}},
     journal = {Mathematische Annalen},
     pages = {424--434},
     publisher = {mathdoc},
     volume = {122},
     year = {1950},
     zbl = {0044.30803},
     url = {http://geodesic.mathdoc.fr/item/MAN_1950__122_160231/}
}