1. Fifteenth Symposium (International) on Combustion;Haynes,1973
2. Reactions of ammonia and nitric oxide in the burnt gases of fuel-rich hydrocarbon-air flames
3. Seventeenth Symposium (International) on Combustion;Fenimore,1979
4. Eighteenth Symposium (International) on Combustion;Morley,1981
5. Twentieth Symposium (International) on Combustion;Miller,1984