1. Koiter W.T., General Theorems for Elastic-Plastic Solids, inProgress in Solid Mechanics (Hill and Sneddon Eds.), North Holland, (1960), 167–221.
2. Neal B.G.,The Plastic Method of Structural Analysis, Chapman Hall, London, U.K., 1963.
3. Ponter A.R.S., A General Shakedown Theorem for Elastic-Plastic Bodies with Work Hardening,3rd SMiRT Conference, Proc. Paper L 5/2, London, 1975.
4. Maier G., A Shakedown Matrix Theory Allowing for Work-Hardening and Second Order Geometric Effects,Proc. Symposium on Foundation of Plasticity, Warsaw, September 1972.
5. Ponter A.R.S., Shakedown and Ratchetting below the Creep Range, Commission of the European Communities, Nuclear Science and Technology, Report EUR 8702 EN (1983).