1. M. A. Grossman and E. C. Bain:Principles of Heat Treatment, American Society for Metals, Metals Park, OH, 1964.
2. G. Krauss:Principles of Heat Treatment of Steel, ASM, Metals Park, OH, 1980.
3. K. -E. Thelning:Steel and Its Heat Treatment, Butterworths, London, 1975.
4. C. R. Brooks:Heat Treatment of Ferrous Alloys, Hemisphere Publishing Corporation, Washington, 1979.
5. J. H. Hollomon and L. D. Jaffe:Trans. AIME, 1945, vol. 162, p. 223.