1. Jaeger JC. Elasticity, fracture and flow. London: Methuen; 1956.
2. Bridgeman PW. The stress distribution at the neck of a tensile specimen. Trans Am Soc Metals. 1944;32:553–74. See also his book: “Large Plastic Flow and Fracture”, McGraw-Hill Book Co., New York 1952.
3. Hill R. The mathematical theory of plasticity. London: Oxford University Press; 1950.
4. Prager W, Hodge PG. Theory of perfectly plastic solids. New York: Wiley; 1951.
5. Bishop JFW, Hill R. A theory for the plastic distortion of a polycrystalline aggregate under combined stress. Philos Mag. 1951;42:414–27. 1298–1307.