Hernán Cortés, The Dispatches of Hernando Cortés : The Conqueror of Mexico, addressed to the Emperor Charles V, written during the conquest, and containing a narrative of its events (em inglês) New York: Wiley and Putnam pp. 41
James Lockhart , The Nahuas After the Conquest: A Social and Cultural History of the Indians of Central Mexico, Sixteenth Through Eighteenth Centuries (em inglês) Stanford University Press, 1992 pp. 109 - 110 ISBN 9780804723176
Frances F. Berdan , Patricia Rieff Anawalt , Codex Mendoza: volume 4 (em inglês) University of California Press, 1992 pp 20-21 ISBN 9780520908697
Kay Almere Read , Jason J. Gonzalez , Mesoamerican Mythology: A Guide to the Gods, Heroes, Rituals, and Beliefs of Mexico and Central America (em inglês) OUP USA, 2002 pp. 128 - 129 ISBN 9780195149098
Bernal Diaz del Castillo, The Conquest of New Spain (em inglês) Penguin UK, 2003 ISBN, 9780141913070
Buddy Levy, Conquistador : Hernan Cortes, King Montezuma, and the Last Stand of the Aztecs (em inglês) Random House Publishing Group, 2008 pp. 137-140 ISBN 9780553905267
Alexander J. MotylImperial Ends : The Decay, Collapse, and Revival of Empires (em inglês) Columbia University Press, 2013 pp. 13 - 28 ISBN 9780231506700
Michael E. Smith, Aztec City-States in A Comparative Study of Thirty City-State Cultures (em inglês) Volume 21 Kgl. Danske Videnskabernes Selskab, 2000 p. 290 ISBN 9788778761774
James LockhartThe Nahuas After the Conquest : A Social and Cultural History of the Indians of Central Mexico, Sixteenth Through Eighteenth Centuries (em inglês) Stanford University Press, 1992 pp 14-58 ISBN 9780804723176