1. High Temperature Metallic Corrosion of Sulfur and Its Compounds, Z. A. Foroulis (Ed.), The Electrochemical Society, Princeton, N. J. (1970).
2. Hauffe, K., and Hinrichs, J., “Simultaneous Oxidation and Chlorination of Nickel”, in Oxidation of Metals and Alloys, American Society for Metals, Metals Park, Ohio (1971).
3. Jannick, R. F., and Whitmore, D. H., J. Phys. Chem. Solids, 27, 1183 (1966).
4. Chang, R. H., “Sulfur Diffusion in NiO, CoO, ∝-Al2O3 and Cr2O3”, Ph.D. Thesis, Northwestern University (1973).
5. Chang, R. H., Nemoto, R., and Wagner, J. B., Jr., submitted for publication to Trans. AIME, June 21, 1973.