A facies analysis of the Pucara Group (Norian to Toarcian carbonates, organic-rich shale and phosphate) of central and northern Peru - Reply
- Amsterdam Elsevier July 1983
- pp. 220-223 ilus.
FOSFATOS ROCAS CARBONATADAS SEDIMENTOS
ANDES CERRO DE PASCO HUANCAYO JUNIN PASCO PERU REGION CENTRAL