1. Koiter, W. T.: General theorems for elastic-plastic solids. In: Sneddon, I. N.; Hill, R. (eds.) Progress in solid mechanics, Vol. 1, pp. 165?211. Amsterdam: North Holland 1960
2. Maier, G.: A matrix structural theory of piecewise linear elastoplasticity with interacting yield planes. Meccanica 5 (1970) 55?66
3. Maier, G.: A shakedown matrix theory allowing for workhardening and second-order geometric effects. In: A. Sawczuk (ed.) Foundations of plasticity, pp. 417?433. Leyden: Noordhoff 1973
4. Gokhfeld, D. A.; Cherniavsky, O. F.: Limit analysis of structures at thermal cycling. Groningen: Sijthoff and Noordhoff 1980
5. K�nig, J. A.: Shakedown of elastic-plastic structures. Amsterdam: Elsevier 1986