| Reference | {Deposit:: ANSTETT, T. F., D. I. BLEIWAS, AND R. J.HURDELBRINK,}{Deposit:: TUNGTEN AVAILABILITY-MARKET ECONOMY COUNTRIES: A}{Deposit:: MINERALS AVAILABILITY PROGRAM APPRAISAL, USDOI,}{Deposit:: BUREAU OF MINES, IC 9025, 1990, P. 23.}{Deposit:: RABCHEVSKY, GEORGE A., THE TUNGSTEN INDUSTRY OF THE U.S.S.R.}{Deposit:: MINERAL ISSUES: AN ANALYTICAL SERIES, USDOI, BUREAU OF}{Deposit:: MINES, NOVEMBER 1988, PP. 33-34.}{Deposit:: SMIRNOV, V. I., ORE DEPOSITS OF THE U.S.S.R., VOL. 3,}{Deposit:: PITTMAN PUBLISHING, 1977, PP. 209-212.} |