TY  - SER
AU  - Lillios, Katina T.
TI  - Phosphate fractionation of soils at agroal, Portugal
T2  - American Antiquity ; 
PY  - 1992///
CY  - Washington-US : 
PB  - Society for American Archaeology, 
N1  - Artículo dentro de. Reports
ER  -