Córdoba, D. A. and López-Ramos, E. (2019) “In Memoriam Guillermo P. Salas (1912-1990)”, Revista Mexicana de Ciencias Geológicas, 8(2), pp. 256–256. Available at: https://www.rmcg.unam.mx/index.php/rmcg/article/view/1506 (Accessed: 3 May 2025).