Autor:	Trigg, C. W., Thomas, Paul D., Gallego-Diaz, J., Squire, William, Alfred, U., Demir, Huseyin, Andrushkiw, Joseph W., Hunter, J. A. H., Silverman, David L., Waterhouse, W. C., Mellender, James W., Mills, C. N., Pinzka, C. F., Dugan, Anthony F., Bissinger, Barney, Labelle, Gilbert, Schwartz, B. L., Brown,, J. L., Schwerdtfeger, H., Klamkin, Murray S., Moser, Leo
Zdroj:	Mathematics Magazine, 1962 Jan 01. 35(1), 55-64.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/2689114 Zobrazit plný text záznamu