"Stratigraphic and biostratigraphic consequences of a new 4°Ar/39Ar date for the base of the Cochicó Group (Permian), Eastern Permian Basin, San Rafael, Mendoza, Argentina". AMGH. 2014;37(3):271-282. Accessed September 16, 2025. https://www.ameghiniana.org.ar/index.php/ameghiniana/article/view/2546