“XII CONGRESO INTERNACIONAL DE ESTRATIGRAFIA Y GEOLOGIA DEL CARBONIFERO Y PERMICO (XII ICC-P)”, AMGH, vol. 26, no. 3-4, p. 138, Nov. 2013, Accessed: Oct. 01, 2025. [Online]. Available: https://www.ameghiniana.org.ar/index.php/ameghiniana/article/view/1945