@article{MAN_1973__202_162421,
     author = {Jochen Becker},
     title = {L\"ownersche {Differentialgleichung} und {Schlichtheitskriterien.}},
     journal = {Mathematische Annalen},
     pages = {321--336},
     year = {1973},
     volume = {202},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/MAN_1973__202_162421/}
}