1. R. Prescott, D. F. Mitchell, G. I. Sproule, and M. J. Graham,Solid State Ionics,53, 229 (1992).
2. D. F. Mitchell, R. Prescott, M. J. Graham, and J. Doychak, Proc. 3rd Int. SAMPE Metals Conference, October 1992, Toronto, Canada, Vol. 3, p. M78, 1992.
3. R. Prescott, D. F. Mitchell, and M. J. Graham,Corrosion 50, 62 (1994).
4. R. Prescott, D. F. Mitchell, and M. J. Graham, Proc. 2nd Int. Conf. on Microscopy of Oxidation, March 1993, Cambridge, U.K., p. 455, 1993.
5. J. Doychak and M. Rühle,Oxid. Met. 31, 431 (1989).