1. An Introduction to Plasticity;Prager,1959
2. Plastic Analysis of Structures;Hodge,1959
3. Plasticity Theory and Application;Mendelson,1968
4. Review of the plastic behavior of beams and plates;Jones,1972
5. The Effect of Geometry Changes on the Load Carrying Capacity of Beams Under Transverse Load;Gürkök;SIAM,1973