Miguel Covarrubias, "Mexico South: The Isthmus of Tehuantepec", Routledge, 1986, pg. 8, [1]
Bruce G. Trigger, Richard E. W. Adams, Wilcomb E. Washburn, Murdo J. MacLeod, "The Cambridge history of the native peoples of the Americas", Cambridge University Press, 2000, pgs. 287-288, [3]
Marta Terán, José Antonio Serrano Ortega, "Las guerras de independencia en la América española", El Colegio de Michoacán A.C., 2002, pg. 234, [5]
drive.google.com
Luis Salas Garcia, "Juu Panantlan", 1979, pg. 69, [2]
Michael T. Ducey, "Village, Nation, and Constitution: Insurgent Politics in Papantla, Veracruz, 1810-1821", Hispanic American Historical Review 79.3 (1999) 463-493, [4]