Varying discrete Laguerre-Sobolev orthogonal polynomials: Asymptotic behavior and zeros. - Juan F. Mañas-Mañas; Francisco Marcellán; Juan J. Moreno-Balcázar (Appl. Math. Comput., 2013)

Asymptotic behavior of varying discrete Jacobi-Sobolev orthogonal polynomials. - Juan F. Mañas-Mañas; Francisco Marcellán; Juan J. Moreno-Balcázar (J. Comput. Appl. Math., 2016)

Asymptotics for varying discrete Sobolev orthogonal polynomials. - Juan F. Mañas-Mañas; Francisco Marcellán; Juan J. Moreno-Balcázar (Appl. Math. Comput., 2017)

Differential operator for discrete Gegenbauer-Sobolev orthogonal polynomials: Eigenvalues and asymptotics. - Lance L. Littlejohn; Juan F. Mañas-Mañas; Juan J. Moreno-Balcázar; Richard Wellman (J. Approx. Theory, 2018)