Autor:	Lehmann, Jurgen M., Jong, Ling, Fanjul, Andrea, Cameron, James F., Lu, Xian Ping, Haefner, Pamela, Dawson, Marcia I., Pfahl, Magnus
Zdroj:	Science, 1992 Dec . 258(5090), 1944-1946.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/2880477