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2. Effect of rheological behavior on thermal stresses;Freudenthal;J. Appl. Phys.,1954
3. The practical significance of limit analysis;Hodge;J. Aero-Sp. Sci.,1958
4. Optimal plastic design of trusses for Bauschinger adaptation;Prager,1974
5. Plasticity of metals - mathematical theory and structural applications;Drucker;Trans. ASCE,1959