TY  - SER
AU  - Hall,Grant D
TI  - Cacao residues in ancient Maya vessels from Rio Azul, Guatemala
PY  - 1990///
PB  - Society for American Archaeology, 
KW  - Civilizacion Maya
KW  - Vasijas teotihuacanas
KW  - Analisis ceramico
KW  - Cacao
KW  - Ceramica Maya
KW  - Guatemala
ER  -