Lugo-Hubp, José, Maricarmen Cordero-Estrada, and José Juan Zamorano-Orozco. “Relief, Lithology and Risks in the Urban Zone of the Delegación Álvaro Obregón, Distrito Federal, Mexico”. Revista Mexicana de Ciencias Geológicas 12, no. 1 (March 24, 2019): 52–67. Accessed May 2, 2025. https://www.rmcg.unam.mx/index.php/rmcg/article/view/1316.