| Reference | {Deposit:: ENGINEERING AND MINING JOURNAL, APRIL 1982, P. 160.}{Deposit:: MINING JOURNAL, PRODUCTION SUSPENSION AT BATONG BUHAY,}{Deposit:: FEBRUARY 10, 1984, P. 94.}{Deposit:: ENGINEERING AND MINING JOURNAL, JUNE 1982, P. 212.}{Deposit:: ENGINEERING AND MINING JOURNAL, JANUARY 1984, P. 81.}{Deposit:: ENGINEERING AND MINING JOURNAL, MARCH 1984, P. 144.}{Deposit:: MINING JOURNAL, COPPER-GOLD-SILVER PROJECT DELAYED, MARCH}{Deposit:: 18, 1983, P. 178.}{Reserve-Resource:: PHILIPPINE BUREAU OF MINES, PHILIPPINE PRIMARY COPPER ORE}{Reserve-Resource:: RESERVE TABLE, 1985, P. 19.}{Reserve-Resource:: THE PHILIPPINES-PROSPECTUS FOR THE INTERNATIONAL MINING}{Reserve-Resource:: INDUSTRY. JAN 1992.} |