1. N. Bugdayci and D.B. Bogy, A Two-dimensional Theory for Piezoelectric Layers Used in Electro-mechanical Transducers—1. Derivation.Int. J. Solids Structures, ms. 22.
2. Ordinary Differential Equations;Plaat,1971
3. Fourier Transforms;Sneddon,1951
4. A Treatise on the Theory of Bessel Functions;Watson,1958
5. E.O. Brigham,The Fast Fourier Transform. Prentice-Hall, New Jersey.