“An Outer-Ramp Brachiopod Assemblage from the Uppermost San Juan Formation (middle Arenig), Northern Argentine Precordillera: Paleoecologic and Biogeographic Implications”. Ameghiniana 43, no. 1 (March 25, 2006): 27–44. Accessed January 30, 2026. https://www.ameghiniana.org.ar/index.php/ameghiniana/article/view/736.