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@article{MAN_1977__226_162941, author = {R. Mandelbaum and M. Schaps}, title = {On the {Smoothing} and {Deformation} of {Perfect} {Varieties.}}, journal = {Mathematische Annalen}, pages = {67--80}, publisher = {mathdoc}, volume = {226}, year = {1977}, zbl = {0348.32004}, url = {http://geodesic.mathdoc.fr/item/MAN_1977__226_162941/} }
R. Mandelbaum; M. Schaps. On the Smoothing and Deformation of Perfect Varieties.. Mathematische Annalen, Tome 226 (1977), pp. 67-80. http://geodesic.mathdoc.fr/item/MAN_1977__226_162941/