López-Doncel, Rubén, et al. “Sedimentological-Stratigraphical Study of Sierra Las Lilas (Paleozoic) and Sierra El Cartucho (Mesozoic) in Northwestern Chihuahua State, Mexico (Bismark Mine District)”. Revista Mexicana De Ciencias Geológicas, vol. 22, no. 3, Apr. 2018, pp. 298-14, https://rmcg.unam.mx/index.php/rmcg/article/view/839.