| References: |
- Deposit:: COMBOL (KAMI) INTERNAL REPORTS, JULY, 1980 AND JAN 1971,
- Deposit:: (IN SPANISH)
- Deposit:: COMPARATIVE TABULATION OF RESERVES (1954-1957 AND 1969-1977)
- Deposit:: CAMIBOL (SPANISH)
- Deposit:: DETAILS OF RESERVE BLOCKS OF MEASURED AND INDICATED ORE-
- Deposit:: DEC. 31, 1977 (CAMIBOL) (SPANISH)
- Reserve-Resource:: LAML TOPICAL SUPPLEMENT FOR NOV. 7, 1985. P 4.
- Reserve-Resource:: ROSKILL INFORMATION SERVICES LTD.; THE ECONOMICS OF TUNGSTEN
- Reserve-Resource:: *H EDITION 1990. P 48.
- Reserve-Resource:: COMPENDIUM OF THE ECONIMIC GEOLOGY OF BOLIVIA, 1992; PUB. BY
- Reserve-Resource:: THE MINISTRY OF MINES AND METALLURGY, LA PAZ, BOLIVIA.
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