@article{MAN_1955__130_160459,
     author = {J. Weier},
     title = {Die {Randsingularit\"aten} von {Abbildungen} offener {Mengen} in sich.},
     journal = {Mathematische Annalen},
     pages = {196--201},
     publisher = {mathdoc},
     volume = {130},
     year = {1955},
     zbl = {0067.15106},
     url = {http://geodesic.mathdoc.fr/item/MAN_1955__130_160459/}
}