1. Abramowitz, M., Stegun, I. (eds.): Handbook of Mathematical Functions with Formulas, Graphs, and Mathematical Tables. National Bureau of Standards (1970)
2. Atkinson, K., Han, W.: On the numerical solution of some semilinear elliptic problems. Electron Trans. Numer. Anal. 17, 206–217 (2004)
3. Auzinger, W., Karner, E., Koch, O., Weinmüller, E.B.: Collocation methods for the solution of eigenvalue problems for singular ordinary differential equations. Opuscula Math. 26, 29–41 (2006)
4. Berrut, J.-P., Trefethen, L.N.: Barycentric Lagrange interpolation. SIAM Rev. 46(3), 501–517 (2004)
5. Boyd, J.P., Yu, F.: Comparing seven spectral methods for interpolation and for solving the Poisson equation in a disk: Zernike polynomials, Logan–Shepp ridge polynomials, Chebyshev–Fourier series, cylindrical Robert functions, Bessel–Fourier expansions, square-to-disk conformal mapping and radial basis functions. J. Comput. Phys. 230(4), 1408–1438 (2011)