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PreviewIssue DateTitleAuthor(s)
B-006-Boletin-Inventario_preliminar_carbon_mineral.pdf.jpg1983Inventario preliminar del carbón mineral en el Perú - [Boletín B 6]Agramonte Bermejo, Jorge; Díaz Valdiviezo, Alejandra
B-004-Boletin-Metalogenia_del_Peru.pdf.jpg1980Metalogenia del Perú - [Boletín B 4]Ponzoni S., Edgardo