1. H. J. McQueen and W. J. McG. Tegart:Sci. Amer., 1975, vol. 232, pp. 116–25.
2. R. J. McElroy, and Z. C. Szkopiak:Int. Met. Rev., 1972, vol. 17, pp. 175–202.
3. C. Laird:Treatise on Materials Science and Technology, Vol. 6, Plastic Deformation of Materials, R. J. Arsenault, ed., pp. 101–63 Academic Press, New York, N.Y., 1975.
4. A. K. Mukherjee:Ibid.,.
5. F. Garofalo:Fundamentals of Creep and Creep Rupture in Metals, Macmillan, New York, N.Y., 1965.