Medina Cruz, Guillermo Environmental liabilities, Huepetuhe and Caychive zones - Lima Colegio de Ingenieros del Perú 1999 - pp. 667-671 ilus., tbls. Subjects--Topical Terms: IMPACTO AMBIENTALINDUSTRIA MINERA Subjects--Geographic Terms: MADRE DE DIOS Universal Decimal Class. No.: P/061.3:622+502.55/C74|29