1. 12) MCIC : Titanium Alloys Handbook, MCICHB-02 (1972) [Battell C. Lab.]
2. 13) Airospace Structural Materials Handbook, 2, Code No. 3701-3713 (1976) [Syracuse Univ. Press]
3. 14) M. HANSEN : Constitution of Binary Alloys (1958) [McGraw-Hill Book Co.]
4. 15) R. P. ELLIOT : ibid First supplement (1965) [McGraw-Hill Book Co.]
5. 16) F. A. SHUNK : ibid Second supplement (1969) [McGraw-Hill Book Co.]