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COALVAL, a prefeasibility software package for evaluating coal properties using Lotus 1-2-3, release 2.2 :documentation and user's guide

Published Year

• 1990-1999 (1)

Subject

• COALVAL (1) *
• Coal mines and mining--Valuation--Data processing (1)

Author

• Plis, Matthew N. (1)
• Rohrbacher, Timothy J. (1)
• Teeters, Dale D. (1) *

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