Juárez-Arriaga, Edgar, and Gustavo Murillo-Muñetón. “Stratigraphic Architecture, Depositional Environments and Geochronology of the Olinalá Formation (late Permian), Northeastern Guerrero, Mexico”. Revista Mexicana de Ciencias Geológicas 37, no. 3 (November 4, 2020): 179–196. Accessed April 12, 2026. https://rmcg.unam.mx/index.php/rmcg/article/view/1576.