Migration Models for Grasses in the American Midcontinent

Autor:	Brown, Dwight A., Gersmehl, Philip J.
Zdroj:	Annals of the Association of American Geographers, 1985 Sep 01. 75(3), 383-394.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/2562641 Zobrazit plný text záznamu