OMAÑA-PULIDO, Lourdes; PANTOJA-ALOR, Jerjes. Early Aptian benthic foraminifera from El Cajón Formation, Huetamo, Michoacán (SW Mexico). Revista Mexicana de Ciencias Geológicas, [S. l.], v. 15, n. 1, p. 64–72, 2018. Disponível em: https://www.rmcg.unam.mx/index.php/rmcg/article/view/1105. Acesso em: 6 may. 2025.