TY  - SER
AU  - Awe, Jaime.
TI  - Flakes to blades? Middle formative development of obsidian artifacts in the upper in the upper belize river valley
T2  - Latin American Antiquity ; 
PY  - 1994///
CY  - Washington, DC-US : 
PB  - Society for American Archaeology, 
ER  -