1. R. C. Svedburg, inProperties of High Temperature Alloys, Z. A. Foroulis and F. S. Pettit, eds. (The Electrochemical Society, 1976). pp. 331?361.
2. J. Berkowitz-Mattuck and M. Rossetti (NASA CR-125071, 1971).
3. M. G. Hebsur, J. R. Stephens, J. L. Smialek, C. A. Barrett, and D. S. Fox, inOxidation of High-Temperature Intermetallics, T. Grobstein and J. Doychak, eds. (TMS, Warrendale, Pennsylvania, 1989), 171?184.
4. R. A. Perkins, K. T. Chiang, and G. H. Meier,Scripta Met. 22, 419?424 (1988).
5. M. G. Hebsur and J. R. Stephens (Approved U.S. Patent Serial no. 07/406,700, 1990).