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10.1090/S0002-9939-00-05637-9
Ding, Yong, Lu, Shanzhen, Yang, DachunVolume:
129
Language:
english
Journal:
Proceedings of the American Mathematical Society
DOI:
10.1090/S0002-9939-00-05637-9
Date:
April, 2001
File:
PDF, 179 KB
english, 2001