J. Arellano-Gil, P. Velasco-de Léon, A. Silva-Pineda, R. Salvador-Flores, and F. Beltrán-Romero, “Origin and geologic characteristics of the paleo-Lake of Amajac, Hidalgo”, revmexcg, vol. 22, no. 2, pp. 199–211, Apr. 2018.