1. Lamb waves in a functionally gradient material plate and its transient response, Part 1: Theory, Part 2: Calculation results;Liu;Trans Jpn Soc Mech Eng,1991
2. Transient waves in a functionally graded cylinder;Han;Int J Solids Struct,2001
3. Characteristics of waves in a functionally graded cylinder;Han;Int J Numer Methods Eng,2002
4. SH surface waves in functionally gradient piezoelectric material plates;Liu;JSME Trans,1992
5. Surface waves in functionally gradient piezoelectric plates;Liu,1994