1. M. Hansen and K. Anderko: “Constitution of Binary Alloys,” McGraw-Hill Book Co., 1968; R. P. Elliott: “Constitution of Binary Alloys, 1st Supplement,” McGraw-Hill Book Co., 1965; F. A. Shunk: “Constitution of Binary Alloys, 2nd Supplement,” McGraw-Hill Book Co., 1969; “Handbook of Binary Metallic Systems,” Translated from Russian by J. Schmorak, 1966, U.S. Department of Commerce, 1966.
2. J. Casanova: French Patent 1,461,878, 1965.
3. L. W. Rupp and D. J. Hodges:J. Phys. Chem. Solids, 1974, vol. 35, pp. 617–19.
4. D. R. Secrist:J. Am. Ceram. Soc., 1967, vol. 50, pp. 520–23.
5. P. H. Schmidt: Private communication, Bell Telephone Laboratory, Murray Hill, New Jersey, 1974.