Reference | {Deposit:: ANSTETT, T.F., D.I. BLEIWAS, AND R.J. HURDELBRINK, TUNGSTEN}{Deposit:: AVAILABILITY-MARKET ECONOMY COUNTRIES: A MINERALS AVAIL-}{Deposit:: ABILITY PROGRAM APPRAISAL, IC 9025, USDOI, BUREAU OF}{Deposit:: MINES. P. 23.}{Deposit:: RABCHEVSKY, BEROGE A., THE TUNGSTEN INDUSTRY OF THE U.S.S.R.}{Deposit:: MINERAL ISSUES: AN ANALYTICAL SERIES, USDOI, BUREAU OF}{Deposit:: MINES, PP. 30-31.} |