In this paper an extension to schemes of Siu's comparison theorem is given, whence an extension of a theorem by Hartshorne is derived.
@article{RLINA_1975_8_58_5_718_0, author = {Massimo Lorenzani and Antonio Maschietti}, title = {Su di un Teorema di confronto}, journal = {Atti della Accademia Nazionale dei Lincei. Classe di Scienze Fisiche, Matematiche e Naturali. Rendiconti}, volume = {59}, year = {1975}, pages = {718-722}, zbl = {0338.14003}, mrnumber = {0422259}, language = {it}, url = {http://dml.mathdoc.fr/item/RLINA_1975_8_58_5_718_0} }
Lorenzani, Massimo; Maschietti, Antonio. Su di un Teorema di confronto. Atti della Accademia Nazionale dei Lincei. Classe di Scienze Fisiche, Matematiche e Naturali. Rendiconti, Tome 59 (1975) pp. 718-722. http://gdmltest.u-ga.fr/item/RLINA_1975_8_58_5_718_0/
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