R. Mahnken and E. Stein, “Parameter Identification for Inelastic Constitutive Equations Based on Uniform and Non-Uniform Stress and Strain Distributions,” in Plasticity of Metals, Weinheim, FRG: Wiley-VCH Verlag GmbH, 2003.

R. Mahnken, “Anisotropic creep modeling based on elastic projection operators,”10.1002/1617-7061(200203)1:1&#60;183::aid-pamm183&#62;3.0.co;2-7__PAMM, Art. no. 183, 2002, doi:10.1002/1617-7061(200203)1:1&#60;183::aid-pamm183&#62;3.0.co;2-7 .

R. Mahnken, “Anistropic creep modeling based on elastic projection operators with applications to CMSX-4 superalloy,”10.1016/s0045-7825(01)00348-6__Computer Methods in Applied Mechanics and Engineering, pp. 1611–1637, 2002, doi:10.1016/s0045-7825(01)00348-6 .

R. Mahnken, “Theoretical, numerical and identification aspects of a new model class for ductile damage,”10.1016/s0749-6419(00)00105-4__International Journal of Plasticity, pp. 801–831, 2002, doi:10.1016/s0749-6419(00)00105-4 .

R. Mahnken, “Strength difference in compression and tension and pressure dependence of yielding in elasto-plasticity,”10.1016/s0045-7825(00)00364-9__Computer Methods in Applied Mechanics and Engineering, vol. 190, no. 39, pp. 5057–5080, 2002, doi:10.1016/s0045-7825(00)00364-9 .

R. Mahnken and P. Steinmann, “A finite element algorithm for parameter identification of material models for fluid saturated porous media,”10.1002/nag.136__International Journal for Numerical and Analytical Methods in Geomechanics, vol. 25, no. 5, pp. 415–434, 2002, doi:10.1002/nag.136 .

R. Mahnken and M. Kohlmeier, “Finite element simulation for rock salt with dilatancy boundary coupled to fluid permeation,”10.1016/s0045-7825(00)00317-0__Computer Methods in Applied Mechanics and Engineering, vol. 190, no. 32–33, pp. 4259–4278, 2002, doi:10.1016/s0045-7825(00)00317-0 .

R. Mahnken, D. Tikhomirov, and E. Stein, “Implicit integration scheme and its consistent linearization for an elastoplastic-damage model with application to concrete,”10.1016/s0045-7949(99)00089-9__Computers &;amp; Structures, vol. 75, no. 2, pp. 135–143, 2002, doi:10.1016/s0045-7949(99)00089-9 .

R. Mahnken, “Improved implementation of an algorithm for non-linear isotropic/kinematic hardening in elastoplasticity,”10.1002/(sici)1099-0887(199910)15:10&#60;745::aid-cnm288&#62;3.0.co;2-r__Communications in Numerical Methods in Engineering, vol. 15, no. 10, pp. 745–754, 2002, doi:10.1002/(sici)1099-0887(199910)15:10&#60;745::aid-cnm288&#62;3.0.co;2-r .

C. Döbert, R. Mahnken, and E. Stein, “Numerical simulation of interface debonding with a combined damage/friction constitutive model,”10.1007/s004660050493__Computational Mechanics, vol. 25, no. 5, pp. 456–467, 2002, doi:10.1007/s004660050493 .

R. Mahnken, “A comprehensive study of a multiplicative elastoplasticity model coupled to damage including parameter identification,”10.1016/s0045-7949(98)00296-x__Computers &;amp; Structures, vol. 74, no. 2, pp. 179–200, 2002, doi:10.1016/s0045-7949(98)00296-x .

R. Mahnken and E. Kuhl, “Parameter identification of gradient enhanced damage models with the finite element method,”10.1016/s0997-7538(99)00127-8__European Journal of Mechanics - A/Solids, vol. 18, no. 5, pp. 819–835, 2002, doi:10.1016/s0997-7538(99)00127-8 .

R. Mahnken, M. Johansson, and K. Runesson, “Parameter estimation for a viscoplastic damage model using a gradientbased optimization algorithm,”10.1108/02644409810236920__Engineering Computations, vol. 15, no. 7, pp. 925–955, 2002, doi:10.1108/02644409810236920 .

R. Mahnken and E. Stein, “A unified approach for parameter identification of inelastic material models in the frame of the finite element method,”10.1016/0045-7825(96)00991-7__Computer Methods in Applied Mechanics and Engineering, vol. 136, no. 3–4, pp. 225–258, 2002, doi:10.1016/0045-7825(96)00991-7 .

R. Mahnken and E. Stein, “The identification of parameters for visco-plastic models via finite-element methods and gradient methods,”10.1088/0965-0393/2/3a/013__Modelling and Simulation in Materials Science and Engineering, vol. 2, no. 3A, pp. 597–616, 2002, doi:10.1088/0965-0393/2/3a/013 .

M. Johansson, R. Mahnken, and K. Runesson, “Efficient integration technique for generalized viscoplasticity coupled to damage,”10.1002/(sici)1097-0207(19990420)44:11&#60;1727::aid-nme568&#62;3.0.co;2-p__International Journal for Numerical Methods in Engineering, vol. 44, no. 11, pp. 1727–1747, 2002, doi:10.1002/(sici)1097-0207(19990420)44:11&#60;1727::aid-nme568&#62;3.0.co;2-p .

R. Mahnken and E. Stein, “Parameter identification for viscoplastic models based on analytical derivatives of a least-squares functional and stability investigations,”10.1016/s0749-6419(95)00016-x__International Journal of Plasticity, vol. 12, no. 4, pp. 451–479, 2002, doi:10.1016/s0749-6419(95)00016-x .

R. Mahnken and E. Stein, “Parameter identification for finite deformation elasto-plasticity in principal directions,”10.1016/s0045-7825(97)00008-x__Computer Methods in Applied Mechanics and Engineering, vol. 147, no. 1–2, pp. 17–39, 2002, doi:10.1016/s0045-7825(97)00008-x .

R. Mahnken, “Aspects on the finite-element implementation of the Gurson model including parameter identification,”10.1016/s0749-6419(99)00029-7__International Journal of Plasticity, vol. 15, no. 11, pp. 1111–1137, 2002, doi:10.1016/s0749-6419(99)00029-7 .

R. Mahnken, S. Del Linz, and E. Stein, “Non-linear mixed isotropic-kinematic hardening coupled with damage in the framework of finite deformation elasto-plasticity,” presented at the ECCOMAS 2000, Barcelona, 2000.