1. E. J. Bradbury, P. Hancock, and H. Lewis,Metallurgia 67, 3 (1963).
2. T. K. Ross, A. J. Macnab, and B. E. Leyland,J. Inst. Fuel 33, 540 (1960).
3. E. B. Backensto, R. D. Drew, and C. C. Stapleford,Corrosion 12, 22t (1956).
4. ?Collection and Correlation of High Temperature Hydrogen Sulfide Corrosion Data,? NACH Tech. Ctte. Rep. No. 56-7,Corrosion 12, 213t (1956).
5. F. Monkman and N. Grant,Corrosion 9, 460t (1953).