1. Abrams, Elliot 1996 “The Evolution of Plaster Production and the Growth of the Copan Maya State,” in A. Guadalupe Mustache, J. R. Parson, R. S. Santley, and M. C. Serra Poche, eds.Argueologia Mesoamericana: Homenaje a William T Sanders2. Mexico City: INAH, 193–208.
2. Thermal analysis (TA) of lime- and gypsum-based medieval mortars
3. Andrews IV, E. Wyllys, and George E. Stuart 1968 “The Ruins of Ikil, Yucatán, Mexico,” in Margaret Harrison and Robert Wauchope, eds.Archaeological Investigations on the Yucatan Peninsula. Middle American Research Institute, PublicationNo. 31. New Orleans: Tulane University, 69–80.
4. Radiocarbon Dating of Mortars
5. 14C Dating Mortar in Ireland