On Fourier Series of a Discrete Jacobi-Sobolev Inner Product. - Francisco Marcellán; Boris P. Osilenker; Ignacio A. Rocha (J. Approx. Theory, 2002)

Relative asymptotics and Fourier series of orthogonal polynomials with a discrete Sobolev inner product. - Ignacio A. Rocha; Francisco Marcellán; Laura Salto (J. Approx. Theory, 2003)