1. The deformation of plastically non-homogeneous materials;Ashby;Philosophic Magazine,1970
2. Variational estimates for creep behaviour of polycrystals;deBotton,1995
3. Bounds for the creep behaviour of poly-crystalline materials;Dendievel,1991
4. Strain gradient plasticity: theory and experiment;Fleck;Acta Metall. Mater.,1994
5. Strain gradient plasticity;Fleck;Advances in Applied Mechanics,1996