@article{CM_1982__45_3_393_0,
     author = {Blass, Piotr},
     title = {Unirationality of {Enriques} surfaces in characteristic two},
     journal = {Compositio Mathematica},
     pages = {393--398},
     publisher = {Martinus Nijhoff Publishers},
     volume = {45},
     number = {3},
     year = {1982},
     mrnumber = {656613},
     zbl = {0549.14019},
     language = {en},
     url = {http://archive.numdam.org/item/CM_1982__45_3_393_0/}
}