@article{GDZPPN002097877, title = {Stable Curves and Special Divisors: Petri's Conjecture.}, journal = {Inventiones mathematicae}, volume = {69}, year = {1982}, pages = {251-276}, zbl = {0522.14015}, url = {http://dml.mathdoc.fr/item/GDZPPN002097877} }
Gieseker, D. Stable Curves and Special Divisors: Petri's Conjecture.. Inventiones mathematicae, Tome 69 (1982) pp. 251-276. http://gdmltest.u-ga.fr/item/GDZPPN002097877/