1. A plasticity theory for porous solids;Green;Int. J. Mech. Sci.,1972
2. Theory of plasticity for porous materials;Oyane;Bull. JSME,1973
3. Deformation characteristics and plasticity theory of sintered powder materials;Kuhn;Int. J. Powder Met.,1971
4. A new yield function for compressible P/M materials;Doraivelu;Int. J. Mech. Sci.,l984
5. R. Narayanasamy, R. Ponalagusamy, A mathematical theory of plasticity for compressible P/M materials, — Part-I, J. Mats. Proc. Tech., this issue.