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10.1090/S0002-9947-96-01532-2
Arosio, Alberto, Panizzi, StefanoVolume:
348
Language:
english
Journal:
Transactions of the American Mathematical Society
DOI:
10.1090/S0002-9947-96-01532-2
Date:
January, 1996
File:
PDF, 444 KB
english, 1996