1. H. E. McGannon:The Making, Shaping and Treating of Steel, ninth edition, United States Steel Corporation, Pittsburgh, PA, 1971.
2. S. V. Radcliffe and E. B. Kula: inFundamentals of Deformation Processing, W. A. Backofen, J. J. Burke, L. F. Coffin, Jr., N. L. Reed, and V. Weiss, eds., Syracuse University Press, Syracuse, NY, 1964, p. 321.
3. R. I. Jaffee:Progress in Metal Physics, Pergamon Press, London, 1958, vol. 7, p. 65.
4. J. C. Chesnutt, C. G. Rhodes, and J. C. Williams:Fractography-Microscopic Cracking Processes, ASTM STP 600, C. D. Beachem and W. R. Warke, eds., ASTM, Philadelphia, PA, 1976, p. 99.
5. C. C. Chen: Report RD-77-110, Wyman-Gordon Company, North Grafton, MA, October 1977.