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Alois F. Kovarik, M. A. Gruber, Charles C. Cross, H. C. Whitaker, J. W. Young, P. S. Berg and J. SchefferVolume:
7
Language:
english
Journal:
The American Mathematical Monthly
DOI:
10.2307/2969444
Date:
February, 1900
File:
PDF, 178 KB
english, 1900