Parameter estimation by spectral approximation. - Ki-Hyun Cha; Ben-yu Guo; YongHoon Kwon (Appl. Math. Comput., 1999)

Parameter Estimation in Two-Dimensional Space by Mixed Chebyshev-Legendre Approximations. - YongHoon Kwon; Ben-yu Guo; Ki-Hyun Cha (J. Sci. Comput., 2003)