1. Functionally Graded Materials in the 21st Century: A Workshop on Trends and Forecasts,2000
2. Recent development status of functionally gradient materials.
3. K.A. Khor, Y.W. Gu, Z.L. Dong, in: T.S. Srivatsan et al. (Eds.), Composites and Functionally Graded Materials, vol. 80, 1997, pp. 89–105.
4. P. Kwon, M. Crimp, in: T.S. Srivatsan et al. (Eds.), Composites and Functionally Graded Materials, vol. 80, 1997, pp. 73–88.