@article{MAN_1974__211_162649,
     author = {Tetsuji Shioda},
     title = {An {Example} of {Unirational} {Surfaces} in {Characteristic} p.},
     journal = {Mathematische Annalen},
     pages = {233--236},
     publisher = {mathdoc},
     volume = {211},
     year = {1974},
     zbl = {0276.14018},
     url = {http://geodesic.mathdoc.fr/item/MAN_1974__211_162649/}
}