Problem Department
| Autor: | Court, N. A., Thomas, Paul D., Starke, E. P., Wilkins,, J. Ernest, MacKay, D. L., Hawthorne, Frank, Thebault, V., Greer, Earl V., Robertson, M. S., Parker, W. V., Miller, Julius S. |
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| Zdroj: | National Mathematics Magazine, 1944 Feb 01. 18(5), 212-216. |
| Databáze: | JSTOR Journals |
| Externí odkaz: |
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