@article{GDZPPN002324164,
title = {On Enriques Surfaces in Characteristic p. I.},
journal = {Mathematische Annalen},
volume = {264},
year = {1983},
pages = {45-66},
zbl = {0575.14032},
url = {http://dml.mathdoc.fr/item/GDZPPN002324164}
}
Lang, William E. On Enriques Surfaces in Characteristic p. I.. Mathematische Annalen, Tome 264 (1983) pp. 45-66. http://gdmltest.u-ga.fr/item/GDZPPN002324164/