Autor:	Turcu, Cristian, Bulman-Fleming, Syd, Pirvanescu, Florin S., Campbell-Wright, Randall K., Diao, Yuanan, Cheng, Benny N., Klamkin, Murray S., Kitchen, Edward, Doucette, Robert L., Heuer, Gerald A., Lossers, O. P., Bang, Seung-Jin, Callan, David, Bencze, Mihaly, Covas, Miguel Amengual, Wales,, Jack V., Killingbergtro, Hans Georg, Skau, Ivar, Northshield, Sam, Lau, Kee-Wai, Sumner, John S.
Zdroj:	Mathematics Magazine, 1993 Dec 01. 66(5), 338-345.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/2690520 Zobrazit plný text záznamu