1. How clean gas is made from coal
2. Rousseau, R. W., Kelly, R. M. and Ferrell, J. K. 1981. “Use of Methanol as an Acid Gas Removal Solvent in Coal Gasification Processes,”. 31st Annual Gas Conditioning Conference. March2–41981, Norman, Oklahoma.
3. Rousseau, R. W., Kelly, R. M. and Ferrell, J. K. 1981. “Evaluation of Methanol as a Solvent for Acid Gas Removal in Coal Gasification Processes,”. The Spring AIChE Meeting. April1981, Houston, Texas.