Coe, Michael D. 1999. The Maya. 5th ed. London: Thames and Hudson Ltd.
Coe, Michael D. 1999. Breaking the Maya Code. 2nd ed. London: Thames and Hudson Ltd.
de Landa, Friar Diego. 1978. Yucatan Before and After the Conquest. Translated by William Gates. New York: Dover Publications, Inc.
Diamond, Jared. “The Maya Collapses.” In Collapse: How Societies Choose to Fail or Succeed, 157–177. New York: Viking, 2005.
Kaplan, Robert. 1999. The Nothing That Is: A Natural History of Zero. New York: Oxford University Press.
Miller, Mary Ellen. 1999. Maya Art and Architecture. London: Thames & Hudson.
Schele, Linda, and Peter Mathews. The Code of the Kings. New York: William Morrow, 1998.
Schele, Linda, and David Freidel. 1990. A Forest of the Kings: The Untold Story of the Ancient Maya. New York: Quill William Morrow.
Shafer, Robert J. 1994. The Ancient Maya. 5th ed. Palo Alto, California: Stanford University Press.
Stephens, John L. 1969. Incidents of Travel in Central America, Chiapas and Yucatan, Vol. I & II. Edited and illustrated by Frederick Catherwood. New York: Dover Publications, Inc.
Other Convergence articles about Maya numbers, Maya geometry, and Maya calendars:
For more information on Maya codices, see Convergence’s Mathematical Treasure, “Codex Mexicanus of the Maya.”