TY  - SER
AU  - Hammond, Norman.
TI  - Obsidian hydration dating of teep phase occupation at nohmul, Belize
T2  - American Antiquity ; 
PY  - 1989///
CY  - Washington-US : 
PB  - Society for American Archaeology, 
N1  - Artículo dentro de: Reports
ER  -