Seydel, R., 1988, "*From Equilibrium to Chaos: Practical Bifurcation and Stability*", Elsevier Science, NY.

Drucker, D. C., 1956, “On the uniqueness of the theory of plasticity,” Q. Appl. Math., 16 , pp. 35–42.

Drucker, D. C., 1959, “A definition of stable inelastic material,” Trans. ASME, J. Appl. Mech., 81 , pp. 101–106.

Swift, H. W., 1952, “Plastic instability under plane stress,” J. Mech. Phys. Solids

[CrossRef], 1 , pp. 1–18.

Mellor, P. B., 1962, “Tensile instability in thin-walled tubes,” J. Mech. Eng. Sci., 4 , pp. 251–256.

Hillier, M. J., 1963, “Tensile plastic instability under complex stress,” Int. J. Mech. Sci., 5 , pp. 57–67.

Hillier, M. J., 1965, “Tensile plastic instability of thin tubes, I, II,” Int. J. Mech. Sci.

[CrossRef], 7 , pp. 531–549.

Hillier, M. J., 1966, “Instability strains in plane street under biaxial stress,” Trans. ASME, J. Appl. Mech., 5 , pp. 282–288.

Negroni, F., Kobayashi, S., and Thomsen, E. G., 1968, “Plastic instability in simple stretching of sheet metals,” J. Eng. Ind., pp. 387–392.

Hill, R., 1952, “On discontinuous plastic states with special reference to localized necking in thin sheets,” J. Mech. Phys. Solids

[CrossRef], 1 , pp. 19–30.

Marciniak, Z. and Kuczynski, K., 1967, “Limit strains in the process of stretch-forming sheet metal,” Int. J. Mech. Sci.

[CrossRef], 9 , pp. 609–620.

Chan, K. S., 1989, “Marciniak–Kuczynski approach to calculating forming limit diagrams,” "*Forming Limit Diagrams: Concepts, Methods and Applications*", edited by Wagoner, R.H., Chan, K.S., and Keeler, S.P., Warrendale, PA, pp. 73–109.

NeedlemanA. and TvergaardV., 1984, “Limits to formability in rate-sensitive materials,” "*Proceeding of International Conference in Mechanical Behavior of Materials IV*", edited by J.Carlsson and N.G.Ohlson, 1 , Pergamon Press, pp. 51–65.

Barata Da Rocha, A., Barlat, F. and Jalinier, J. M., 1985, “Prediction of the forming limit diagrams of anisotropic sheets in linear and nonlinear loading,” Mater. Sci. Eng.

[CrossRef], 68 , pp. 151–164.

Lian, J., Barlat, F. and Baudelet, B., 1989, “Plastic behavior and stretchability of sheet metals, Part II: Effect of yield surface shape on sheet forming limit,” Int. J. Plast.

[CrossRef], 5 , pp. 131–147.

Lian, J., Zhou, D. and Baudelet, B., 1989, “Application of Hill’s new yield theory to sheet metal forming—Part I. Hill’s 1979 criterion and its application to predicting sheet forming limit,” Int. J. Mech. Sci., 31 , pp. 237–247.

Graf, A. and Hosford, W. F. (1990), “Calculations of forming limit diagrams,” Metall. Trans., 21A , pp. 87–96.

Painter, M. J. and PearceR., 1974, “Instability and fracture in sheet metal,” J. Phys. D

[CrossRef], 7 , pp. 992–1002.

Tadros, A. K. and Mellor, P. B. (1975), “Some comments on the limit strains in sheet metal stretching,” Int. J. Mech. Sci.

[CrossRef], 17 , pp. 203–208.

Ghosh, A. K., 1978, “Plastic flow properties in relation to localized necking in sheets,” "*Mechanics of Sheet Metal Forming*", edited by Koistinen, D.P. and Wang, N.M., Plenum, NY.

Kim, K. H. and Kim, D. W., 1983, “The effect of void growth on the limit strains of steel sheets,” Int. J. Mech. Sci., 25 (4), pp. 293–300.

Ottosen, N. S. and Runesson, K., 1991, “Properties of discontinuous bifurcation solutions in elastoplasticity,” Int. J. Solids Struct.

[CrossRef], 27 (4), pp. 401–421.

Neilsen, M. K. and Schreyer, H. L., 1993, “Bifurcations in elastic–plastic materials,” Int. J. Solids Struct.

[CrossRef], 30 (4), pp. 521–544.

Hill, R., 1958, “A general theory of uniqueness and stability in elastic–plastic solids,” J. Mech. Phys. Solids

[CrossRef], 6 , pp. 236–249.

Hill, R., 1962, “Acceleration waves in solids,” J. Mech. Phys. Solids

[CrossRef], 10 , pp. 1–16.

Rudnicki, J. W. and Rice, J. R., 1975, “Conditions for the Localization of Deformation in Pressure-sensitive Dilatant Materials,” J. Mech. Phys. Solids

[CrossRef], 23 , pp. 371–394.

Rice, J. R., 1976, “The localization of plastic deformation,” "*Theoretical and Applied Mechanics, 14th IUTAM Congress*", edited by Koiter, W.T., North-Holland, Amsterdam.

Rice, J. R. and Rudnicki, J. W., 1980, “A note on some features of the theory of localization of deformation,” Int. J. Solids Struct., 16 , pp. 597–605.

Perrin, G. and Leblond, J. B., 1993, “Rudnicki and Rice’s analysis of strain localization revisited,” Trans. ASME, J. Appl. Mech., 60 , pp. 842–846.

Szabo, L., 1998, “On the eigenvalues of the fourth-order constitutive tensor and loss of strong ellipticity in elastoplasticity,” Int. J. Solids Struct., 13 (10), pp. 809–835.

Borre, G. and Maier, G., 1989, “On linear versus nonlinear flow rules in strain localization analysis,” Meccanica, 24 , pp. 36–41.

Bigoni, D. and Hueckle, T., 1991, “Uniqueness and localization—I. Associative and nonassociative elastoplasticity,” Int. J. Solids Struct., 28 , pp. 197–213.

Bigoni, D. and Zaccaria, D., 1992, “Loss of strong ellipticity in nonassociative elastoplasticity,” J. Mech. Phys. Solids, 40 , pp. 1313–1331.

Szabo, L., 2000, “Comments on loss of strong ellipticity in elastoplasticity,” Int. J. Solids Struct., 37 (28), pp. 3775–3806.

Stören, S. and Rice, J. R., 1975, “Localized necking in thin sheets,” J. Mech. Phys. Solids

[CrossRef], 23 , pp. 421–441.

Zhu, X., Weinmann, K., and Chandra, A. (2001), “A unified bifurcation analysis of sheet metal forming limits,” J. Eng. Mater. Technol.

[CrossRef], 123 , pp. 329–333.

Chow, C. L., Jie, M., and Hu, S. J., 2003, “Forming limit analysis of sheet metals based on a generalized deformation theory,” J. Eng. Mater. Technol.

[CrossRef], 125 , pp. 260–265.

Chow, C. L. and Jie, M., 2004, “Forming limits of Al 6022 sheets with material damage consideration—theory and experimental validation,” Int. J. Mech. Sci., 46 , pp. 99–122.

Chow, C. L. and Tai, W. H., 2000, “Damage based formability analysis of sheet metal with LS-DYNA,” Int. J. Damage Mech.

[CrossRef], 9 , pp. 241–254.

Chow, C. L., Yang, X. J., and Chu, E., 2001, “Effect of principal damage plane rotation in anisotropic damage plastic model,” Int. J. Damage Mech.

[CrossRef], 10 , pp. 43–55.

Chow, C. L. and Yang, X. J., 2004, “A Generalized Mixed Kinematic-isotropic Hardening Plastic Model Coupled with anisotropic Damage for Sheet Metal Forming,” Int. J. Damage Mech., 13 , pp. 81–101.

Hosford, W. F. and Caddell, R. M., 1993, "*Metal Forming: Mechanics and Metallurgy*", Prentice Hall, Englewood Cliffs, NJ.

Chu, C. C., 1984, “A three-dimensional model of anisotropic hardening in metals and its application to the analysis of sheet metal formability,” J. Mech. Phys. Solids

[CrossRef], 32 , pp. 197–212.

Wu, X., Hao, H., Liu, Y., 2001, “Elevated temperature formability of some engineering metals for gas forming of automotive structures,” Journal Materials and Manufacturing, 110 , pp. 1045–1056.

Graf, A. and Hosford, W. F., 1994, “The influence of strain-path changes on forming limit diagrams of Al 6111-T4,” Int. J. Mech. Sci.

[CrossRef], 36 , pp. 897–910.