| Reference | {Deposit:: SUTULOV, A., 1975, EL COBRE CHILENO: CODELCO PUBS., SANTIAGO}{Deposit:: PG. 376-379.}{Deposit:: NIGHTINGALE, W., 1975, MINING INTERN. YEAR BOOK: THE FINANCI}{Deposit:: TIMES, LONDON, PG. 218.}{Deposit:: METALS SOURCEBOOK 4/8/74 ITEM (B2250)} |