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E1501
U. Alfred, C. W. Trigg, D. L. Silverman, Michael Goldberg, H. K. Hilton, Jack Evernden and Robert SpiraVolume:
69
Language:
english
Journal:
The American Mathematical Monthly
DOI:
10.2307/2311258
Date:
November, 1962
File:
PDF, 410 KB
english, 1962