How rational is the practice of correlating ancient mudcracks with past emergence?

Autor:	Bose, Pradip K., Mazumder, Rajat
Zdroj:	Current Science, 1996 May . 70(10), 871-872.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/24099824 Zobrazit plný text záznamu