1. R. H. Frazier: discussion to the paper by J. A. Rineholt and W. J. Harris:Trans. ASM, 1951, vol. 43, pp. 1201–03.
2. G. Odin and C. Goux: Compt. Rend. 1968, vol. 263, pp. 513–16.
3. R. H. Frazier, F. W. Boulger, and C. H. Lorig:AIME Trans., 1956, vol. 206, pp. 1269–82.
4. H. Sakaki:J. Japanese Weld. Soc., 1959, vol. 28, pp. 858–63.
5. A. M. Sage and F. E. L. Copley:J. Iron Steel Inst., 1960, vol. 195, pp. 422–38.