@article{MZ_1986__191_173666,
     author = {Christian Okonek},
     title = {Fl\"achen vom {Grad} 8 im {IP4.}},
     journal = {Mathematische Zeitschrift},
     pages = {207--224},
     publisher = {mathdoc},
     volume = {191},
     year = {1986},
     zbl = {0611.14032},
     url = {http://geodesic.mathdoc.fr/item/MZ_1986__191_173666/}
}