1. Functionally gradient materials;Hirai,1996
2. Functionally graded materials;Suresh,1998
3. Paulino GH, Jin ZH, Dodds Jr RH. Failure of functionally graded materials. In: Karihaloo B, Knauss WG, editors. Comprehensive structural integrity, vol. 2. Oxford: Elsevier Science Limited; in press [chapter 13]
4. Some basic fracture mechanics concepts in functionally graded materials;Jin;J. Mech. Phys. Solids,1996
5. Crack bridging in functionally graded coatings;Cai;Int. J. Solids Struct.,1998