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2. Kozunori Kato, Tardo Murota, and Takashi Jimma, “Improvement of Moiré and Grid Methods of Plastic Strain Analysis and Their Application to Extrusion,” Bulletin of JSME, 12(10) (1979), pp. 32–42.
3. L. E. Farmer and R. F. Fowle, “An Experimental Procedure for Studying the Flow in Plane Strain Extrusion,” Int. J. Mech. Sci., 21(10) (1979), pp. 599–608.
4. P. Boissonneau, J. Oudin, and Y. Ravalard, “Optimal Use of Viscoplasticity Analysis,” Proc. of 21st Int. MTDR Conference, VI, Forming (1980), pp. 7–12.
5. Fu-Pen Chiang, “Moiré Methods of Strain Analysis,” Chapter 6, in Manual on Experimental Stress Analysis, Third Ed., SESA, Brookfield Center, Connecticut, 1978.