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10.1090/s0002-9947-01-02802-1
Sormani, Christina, Wei, GuofangVolume:
353
Language:
english
Journal:
Transactions of the American Mathematical Society
DOI:
10.1090/s0002-9947-01-02802-1
Date:
September, 2001
File:
PDF, 291 KB
english, 2001