| References: |
- Deposit:: MINING MAGAZINE, VOL. 140, NO. 1, JANUARY 1979, 55 P.
- Deposit:: 1976 E/MJ INTERNATIONAL DIRECTORY OF MINING AND MINERAL
- Deposit:: PROCESSING OPERATIONS, NEW YORK, MCGRAW-HILL, 1976,
- Deposit:: P. 254.
- Geology:: MINING MAGAZINE, SILVER MINING AT LAS TORRES, JANUARY, 1979,
- Geology:: PP 110-123.
- Reserve-Resource:: MINA MEXICANAS, TOMO 1, 1986, CHAPTER V, GUANAJUATO, MEXICO.
- Reserve-Resource:: MINING MAGAZINE, SILVER DEVELOPMENTS MOVE AHEAD IN MEXICO:
- Reserve-Resource:: JUNE 1976, P. 497.
- Reserve-Resource:: MINING MAGAZINE, NEW MINES AND EXPANSIONS BOOST MEXICAN
- Reserve-Resource:: SILVER OUTPUT: FEBRUARY 1976, P. 115-121.
- Reserve-Resource:: MINING ANNUAL REVIEW, JUNE 1976, P. 335.
- Reserve-Resource:: 1977 E/MJ INTERNATIONAL DIRECTORY OF MINING AND MINERAL
- Reserve-Resource:: PROCESSING OPERATIONS, NEW YORK, MCGRAW-HILL, 1977,
- Reserve-Resource:: P. 312.
- Reserve-Resource:: 1978 E/MJ INTERNATIONAL DIRECTORY OF MINING AND MINERAL
- Reserve-Resource:: PROCESSING OPERATIONS, NEW YORK, MCGRAW-HILL, 1978,
- Reserve-Resource:: P. 313-314.
- Reserve-Resource:: MINA MEXICANAS, TOMO 1, 1986, CHAPTER V, GUANAJUATO, MEXICO,
- Reserve-Resource:: PAGE 104.
- Reserve-Resource:: AME MINERAL ECONOMICS QUARTERLY MINE ANALYSIS, JUNE 1993,
- Reserve-Resource:: P. 31, 44.
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