1. J. B. Guernsey,SAE Trans. 29 (1970) 2540.
2. D. N. Williams, R. Wood andE. S. Bartlett,Met. Trans. 3 (1972) 1529.
3. E. Bohanek, in ?Titanium Science and Technology?, Vol. 3, edited by R. I. Jaffee and H. M. Burte (Plenum Press, New York, 1973) p. 1993.
4. R. Chait andC. Stead,Met. Trans. 8B (1977) 371.
5. C. C. Chen andR. R. Boyer,J. Metals. 31 (1979) 33.