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2. 2) W. Hume-Rothery: J. Inst. Metals, 35 (1926), 295.
3. 3) M. Hansen: Constitution of Binary Alloys, Metallurgy and Metallurgical Engineering Series, 2nd Edition, (1958), p. 80.
4. 4) H. Masumoto, T. Kobayashi and K. Watanabe: J. Japan Inst. Metals, 27 (1963), 561;
5. H. Masumoto, T. Kobayashi and K. Watanabe: Trans. JIM, 6 (1965), 187.