Autor:	Pontzer, Herman, Raichlen, David A., Gordon, Adam D., Schroepfer-Walker, Kara K., Hare, Brian, O'Neill, Matthew C., Muldoon, Kathleen M., Dunsworth, Holly M., Wood, Brian M., Isler, Karin, Burkart, Judith, Irwin, Mitchell, Shumaker, Robert W., Lonsdorf, Elizabeth V., Ross, Stephen R.
Zdroj:	Proceedings of the National Academy of Sciences of the United States of America, 2014 Jan . 111(4), 1433-1437.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/23769062 Zobrazit plný text záznamu