1. V. F. Zackay, E. R. Parker, D. Fahr, and R. Busch:Trans. ASM, 1967, vol. 60, pp. 252–59.
2. V. N. Krivobok and A. M. Talbot:Proc. ASTM, 1950, vol. 50, pp. 895–930.
3. H.C. Fiedler, B.L. Averbach, and M. Cohen:Trans. ASM, 1955, vol. 47, pp. 267–90.
4. G.W. Powell, E. R. Marshal, and WA. Backofen:Trans. ASM, 1958, vol. 50, pp. 478–97.
5. J. P. Bressanelli and A. Moskowitz:Trans. ASM, 1966, vol. 59, pp. 223–39.