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82
William Symmonds, G. B. M. Zerr, Cooper D. Schmitt, Chas. C. Cross, Henry Heaton, J. Scheffer and J. C. GreggVolume:
5
Language:
english
Journal:
The American Mathematical Monthly
DOI:
10.2307/2970893
Date:
April, 1898
File:
PDF, 233 KB
english, 1898