Autor:	Porta, Alberto, Di Rienzo, Marco, Wessel, Niels, Kurths, Juergen
Zdroj:	Philosophical Transactions: Mathematical, Physical and Engineering Sciences, 2009 Apr . 367(1892), 1215-1218.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/40485517 Zobrazit plný text záznamu