Autor:	Cusumano, Andrew, Gilbert, George, Francis, Richard L., Recaman, Bernardo, Fredricks, Greg, Schmidt,, Harvey, Mala, Jozsef, Roka, Sandor, Klamkin, Murray S., Schaumberger, Norman, Ulman, Daniel, Frame, J. S., Shapiro, Lou, Konecny, Vaclav, Jager, Thomas, Binz, Jany C., Liu, A., Bang, Seung-Jin, Callan, David, Sastry, K. R. S., Zulauf, A.
Zdroj:	Mathematics Magazine, 1990 Feb 01. 63(1), 56-63.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/2691515 Zobrazit plný text záznamu