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E232-E237
V. Thebault, Virgil Claudian, Leon Recht, Cezar Cosnita, J. M. Feld and C. W. TriggVolume:
43
Language:
english
Journal:
The American Mathematical Monthly
DOI:
10.2307/2301178
Date:
October, 1936
File:
PDF, 310 KB
english, 1936