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@article{JRAM_1991__419_153345, author = {Marco Manetti}, title = {Normal degenerations of the complex projective plane.}, journal = {Journal f\"ur die reine und angewandte Mathematik}, pages = {89--118}, publisher = {mathdoc}, volume = {419}, year = {1991}, zbl = {0719.14023}, url = {http://geodesic.mathdoc.fr/item/JRAM_1991__419_153345/} }
Marco Manetti. Normal degenerations of the complex projective plane.. Journal für die reine und angewandte Mathematik, Tome 419 (1991), pp. 89-118. http://geodesic.mathdoc.fr/item/JRAM_1991__419_153345/