1. A commercial plant for removal of smoke and oxides of sulphur from flue gases
2. National Air Pollution Control Administration Lime/Limestone Wet Scrubbing Symposium Perdido Bay FL 16 to 20 March 1970.
3. U.S. Environmental Protection Agency “Proceedings: Flue Gas Desulfurization Symposium—1973” (EPA-650/2-73-038 December 1973).
4. Fluor Daniel “Engineering and Economic Evaluation of CO 2 Removal from Fossil-Fuel–Fired Power Plants” (IE-7365 Electric Power Research Institute Palo Alto CA 1991)
5. St. Clair J. H., Simister W. F., Oil Gas J. 81, 109 (1983).