@article{MAN_1981__256_163528,
     author = {Jayant Shah},
     title = {Projective {Degenerations} of {Enriques'} {Surfaces.}},
     journal = {Mathematische Annalen},
     pages = {475--496},
     publisher = {mathdoc},
     volume = {256},
     year = {1981},
     zbl = {0445.14015},
     url = {http://geodesic.mathdoc.fr/item/MAN_1981__256_163528/}
}