1. The p-version of the finite element method;Babuska;SIAM J. Numer. Anal.,1981
2. Chebyshev and Fourier Specyral Methods;Boyd,1989
3. http://www.fftw.org.
4. Numerical Analysis of Spectral Methods: Theory and Applications;Gottlieb,1977
5. Parallelization and scalability of a spectral element channel flow solver for incompressible Navier Stokes equations;Hamman;Concurr. Comput.: Pract. Exp.,2006