1. J. Hochmann:Comp. Rend., 1948, vol. 226, p. 2150.
2. J. Hochmann:Rev. Met., 1951, vol. 48, p. 734.
3. W. O. Binder and H. R. Spendelow:Trans. ASM, 1951, vol. 43, p. 759.
4. J. Hochmann: Disc, to Ref. 3,Trans. ASM, 1951, vol. 43, p. 773.
5. V. N. Kiivobok:Trans. ASM, 1935, vol. 23, p. 1.