1. D.P. Whittle and J. Stringer, Phil. Trans. R. Soc. London, Ser. A, 1980, 295, 309.
2. G.C. Wood and F.H. Stott, in High Temperature Corrosion, NACE-6, 1983, 227.
3. H. Hindam and D.P. Whittle, Oxid. Met., 1982, 18, 245.
4. F.H. Stott and G.C. Wood, Mat. Sci. and Eng., 1987, 87, 267.
5. A.M. Huntz, Mat. Sci. and Eng., 1987, 87, 251.