1. N.E. Dowling, Mechanical Behavior of Materials, Prentice Hall, Upper Side River, NJ, 1998.
2. R. Schaller, G. Fantozzi, G. Gremaud (Ed.), Mechanical Spectroscopy Q-1 2001: With Applications to Materials Science (Materials Science Forum, vols. 366–368), Trans Tech Publications, Ltd., Uetikon, Zurich, 2001.
3. P.E. Armstrong, in: R.F. Bunshan (Ed.), Measurement of Mechanical Properties, Techniques of Metals Research, vol. V (Part 2), Wiley, New York, 1971, pp.103.
4. ASTM Standard C1198-96.
5. ASTM Standard C1259-98.