1. W.M. Abd-Elhameed, Efficient spectral methods for solving partial differential equations by using orthogonal polynomials, Ph.D. Thesis, Cairo University, Egypt, 2005.
2. Special Functions;Andrews,1999
3. Chebyshev and Fourier Spectral Methods;Boyd,2001
4. Spectral Methods in Fluid Dynamics;Canuto,1988
5. The coefficients of differentiated expansions and derivatives of ultraspherical polynomials;Doha;J. Comput. Math. Appl.,1991