@article{1178224938,
author = {Oguiso, Keiji and Zhang, De-Qi},
title = {On extremal log Enriques surfaces, II},
journal = {Tohoku Math. J. (2)},
volume = {50},
number = {3},
year = {1998},
pages = { 419-436},
language = {en},
url = {http://dml.mathdoc.fr/item/1178224938}
}
Oguiso, Keiji; Zhang, De-Qi. On extremal log Enriques surfaces, II. Tohoku Math. J. (2), Tome 50 (1998) no. 3, pp. 419-436. http://gdmltest.u-ga.fr/item/1178224938/