1. Correlation between terra cotta figurines and pottery from the Valley of Mexico and source clays by activation analysis;Abascal,1974
2. The Olmec world;Bernal,1969
3. Bieber, A. M., D. W. Brooks, G. Harbottle, and E. W. Sayre n.d. Application of multivariate techniques to analytical data on Aegean ceramics. Archaeometry, in press.
4. The Chalchihuitl of the ancient Mexicans: its locality and association, and its identity with turquoise;Blake;American Journal of Science,1958
5. Turquoise mosaics from Mexico;Carmichael,1970