Cabos Yépes, Roger Ticapampa - Lima Editora Perú 1980 - pp. 813-829 - t.4, v.2 . Subjects--Topical Terms: GEOLOGIA ECONOMICAYACIMIENTOS MINERALES Subjects--Geographic Terms: ANCASHRECUAY Subjects--Index Terms: HERCULES, MINA HUANCAPETI, MINA TARUGO, MINA TICAPAMPA, YAC. Universal Decimal Class. No.: P/622(85)/S19|16