1. Recent Developments in the Mathematical Theory of Plasticity;Prager;J. of Applied Phys.,1949
2. A Mathematical Representation of the Multiaxial Bauschinger Effect;Armstrong;CEGB Report RD/B/N731,1966
3. On the Formulation of Plasticity and Viscoplasticity with Internal Variables;Sidoroff;Arch. Mech., Poland,1975
4. Description thermodynamique et phénoménologique de la viscoplasticité cyclique avec endommagement;Chaboche,1978