1. Mehl, R. F., and W. C. Hagel: Prog. Met. Phys. 6 (1956).
2. Darken, L. S., R. M. Fisher and J. M. Calligan: Symposium on “The Relation of Structure to High Temperature Properties.” 2nd World Metallurgical Congress, Chicago 1957.
3. Habraken, L.: Rev. Metallurgie 53, 930 (1956).
4. Fourth Progress Report Sub-Committee XI, A.S.T.M. 54, 568 (1954).
5. Siriwardene, P. P. L. G.: Ph. D. Thesis, Dept. of Metallurgy, Cambridge Univ.