1. St. Arnold, M. J., G. J. Kelsall and D. M. Hudson, “Clean and Efficient Electric Power Generation for the Next Century: The British Coal Topping Cycle”, in First International Conference on Combustion Technologies for a Clean Environment”, Vilamoura, Portugal, September (1991).
2. Brown, M. and K. G., Wright, “Commercial Development of the British Coal Gasification Process”, in “Gasification: Status and Prospects”, Conference organised by the Institute of Energy. Harrogate, UK (1988).
3. Char Attrition during the Batch Fluidised Bed Combustion of Coal;Chirone;AIChE J.,1985
4. Cross, P. J. I. and K. A., Sheikh, “Development of Advanced Coal-Fired Power Generation Technologies in the UK”, in Proceedings Power Gen ′90 Conference, Orlando, FL (1990).
5. Dawes, S. G., D., Brown, J. A. C. Hyde, C. J. Bower and C. Henderson, “Options for Advanced Power Generation from Coal”, in “Power Generation and the Environment”, Inst. Mech. Eng. Conference, London (1990).