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2. and ?Remarks on the stability of enhanced strain elements in finite elasticity and elastoplasticity?, in and (eds.), Computational Plasticity?Fundamentals and Applications. Part I, Pineridge Press, Swansea, 1995.
3. Improved versions of assumed enhanced strain tri-linear elements for 3D finite deformation problems
4. and ?Enhanced lower-order element formulations for large strains?, in and (eds.), Computational Plasticity?Fundamentals and Applications, Part I, Pineridge Press, Swansea, 1995.