1. M.Koizumi, Ceramic Transactions, Functionally Gradient Materials. 34, 3–10, (1993).
2. Y.Miyamoto, W. A.Kaysser, B.H.Rabin, A.Kawasaki, and R. G.Ford. “Functionally Graded Materials: Design, Processing and Applications” (Vol. 5), Springer Science and Business Media, (2013).
3. V.Birman, T.Keil, and S.Hosder. “Functionally graded materials in engineering.” Structural Interfaces and Attachments in Biology, 19–41, (2013), Springer New York.
4. Dynamic analysis of multi-directional functionally graded annular plates
5. A. H. Baferani, A. R. Saidi, and E. Jomehzadeh, Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science. 225(3), 526–36, (2011).