@article{MZ_1963__82_170203,
     author = {Heinrich Brauner},
     title = {Die konstant gedrallten windschiefen {Fl\"achen} {4.Grades} mit reduzibler {Fernkurve.}},
     journal = {Mathematische Zeitschrift},
     pages = {420--433},
     publisher = {mathdoc},
     volume = {82},
     year = {1963},
     zbl = {0124.13803},
     url = {http://geodesic.mathdoc.fr/item/MZ_1963__82_170203/}
}