@article{MAN_1968__176_161675,
     author = {H. Brauner},
     title = {Die algebraischen windschiefen {Fl\"achen} mit einer stetigen {Schar} ebener {Schattengrenzen.}},
     journal = {Mathematische Annalen},
     pages = {1--14},
     publisher = {mathdoc},
     volume = {176},
     year = {1968},
     zbl = {0173.23003},
     url = {http://geodesic.mathdoc.fr/item/MAN_1968__176_161675/}
}