1. Stress-Strain Relations for Finite Elastoplastic Deformations
2. C. Truesdell and R. Toupin,Handbuch der Physik(Springer-Verlag, Berlin, 1960),VIII∕l,p. 269.
3. B. Friedman,Principles and Techniques of Applied Mathematics(Wiley, New York, 1956), p. 12.