1. Perkins, H. C., “Movies of Stress Waves in Photoelastic Rubber,”Jnl. Appl. Mech., 20 (1),140–141 (1953).
2. Frocht, M. M., “Studies in Dynamic Photoelasticity with Special Emphasis on the Stress Optic Law,”Proc. International Symp. on Stress Wave Prop. in Materials, Penn. State Univ. July 1959.Interscience Publishers Inc., N. Y., 1960.
3. Sutton, G. W., “A Study of the Application of Photoelasticity to the Investigation of Stress Waves,”PhD thesis Calif. Inst. Tech., Pasadena, 1955.
4. Clark, A. B. J., “Dynamic Calibration of CR-39,”Proc. S.E.S.A., 14 (1),195–204 1956.
5. Feder, J. C., Gibbons, R. A., Gilbert, J. T. andOffenbacher, E. L., “The Study of the Propagation of Stress Waves by Photoelasticity,”Proc. S.E.S.A., 14 (1),109–118, 1956.