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2. M. O. SPEIDEL and NI. V. HYATT: 'Advances in corrosion science and technology', Chapter 3. 1972: New York (Plenum Press).
3. Some aspects of environment-enhanced fatigue-crack growth
4. A. J. McEVILY and R. P. WEI: Proc. Int. Conf. on Corrosion Fatigue, Univ. Connecticut, p. 381, 1972.
5. W. E. KRUPP, D. W. HOEPPNER, and E. K. WALKER: Ref. 4, p. 468.