| Reference | {Commodity:: METAL BULLETIN, P. 5 (NOV. 19, 1992).}{Deposit:: AME MINERAL ECONOMICS WORLD CAPACITY HANDBOOK 1991.}{Deposit:: USBM, 1987, TRADE FLOWS AND LABOR REQUIREMENTS OF THE}{Deposit:: USSR ALUMINUM INDUSTRY. UNPUBLISHED.}{Deposit:: INTERFAX MINING REPORT. APRIL 6, 1992.}{Deposit:: INTERFAX MINING REPORT. OCTOBER 2, 1992.} |