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Coal and environmental protection : Costs and costing methods
(1983)
Coal processing and pollution control
Edgar, Thomas F., (1983)
Coal Myths and environmental realities : industrial fuel-use decisions in a time of change
Alm, Alvin L., (1984)
Three suggested methods of controlling air pollution in the U.S. and their probable economic impact on the domestic coal industry
Mutschler, Paul Henry, (1973)