“The Carboniferous succession of the quebrada Agua de la Peña (Valle Fértil hill): Sedimentary environments, fossiliferous content and stratigraphic importance”., LAJSBA, vol. 25, no. 1, pp. 19–53, Mar. 2021, Accessed: Jun. 23, 2026. [Online]. Available: http://gananventas.com/lajsba/article/view/70