1. P. 0. Kettunen: “Cyclic Work-Hardening Phenomenon Behind the Endurance Limit,” to be published in theProceedings of the Third International Conference on the Strength of Metals and Alloys, Cambridge, England. 1973.
2. N. E. Dowling:J. Testing Evaluation, 1973, vol. 1, no. 4, pp. 271–87.
3. U. S. Lindholm and R. L. Bessey: AFML-TR-69-119(1969).
4. G. T. Hahn, A. R. Rosenfield, and M. Sarrate: United States Air Force Technical Report, AFML-TR-67-143, 1970.
5. JoDean Morrow:Internal Friction, Damping, and Cyclic Plasticity, pp. 45–87, ASTM STP 378, 1965.