1. 1) P. R. Rhodes: Paper No. 322, Corrosion ’86, NACE, Houston, TX, 1986.
2. 2) A. I. Asphahani: Proc. 2nd Int. Cong. on Hydrogen in Metals, Paris, 1977, Sect. H-2.
3. 3) A. I. Asphahani and H. M. Tawancy: Corrosion and Corrosion Protection, Proc., 1981, vol. 81-8, pp. 154-65.
4. 4) B. J. Berkowitz and R. D. Kane: Corrosion, 1980, vol. 36 (1), pp. 24-29.
5. 5) S. Hinotani, Y. Ohmori, and F. Terasaki: Mater. Sci. Eng., 1985, vol. 74, pp. 119-31.