Galal I. El–Baghdady, M. S. El–Azab and W. S. El–Beshbeshy (2021) “Determination of Legendre–Gauss–Lobatto Pseudo–spectral Method for One–Dimensional Advection–Diffusion Equation”, Current Topics on Mathematics and Computer Science Vol. 4, pp. 27–40. doi: 10.9734/bpi/ctmcs/v4/10245D.