1. The isotope ecology of East African mammals;Ambrose;Oecologia,1986
2. The archaeological use and distribution of mollusca in the Maya Lowlands;Andrews,1969
3. Skeletal distribution of stable strontium and its incorporation into bone mineral;Bang,1985
4. Food and nutrition of the Maya before the Conquest and at the present time;Béhar,1968
5. The food of the present-day Maya Indians of Yucatan;Benedict;Carnegie Institute Contributions to American Archaeology No. 18,1936