1. E. DiRusso, M. Conserva, M. Buratti, and F. Gatto:Mater. Sci. & Eng., 1974, vol. 14, p. 23.
2. J. Waldman, H. Sulinski, and H. Markus:Metall. Trans., 1974, vol. 5, p. 573.
3. B. K. Park and J. E. Vruggink:Thermomechanical Processing of Aluminum Alloys, J. G. Morris, ed., TMS-AIME, Warrendale, PA, 1978, p. 25.
4. E. A. Starke, Jr.:Mater. Sci. & Eng., 1977, vol. 29, p. 99.
5. R. E. Sanders, Jr. and E. A. Starke, Jr.:Thermomechanical Processing of Aluminum Alloys, J. G. Morris, ed., TMS-AIME, Warrendale, PA, 1978, p. 50.