On higher order Padé-type approximants with some prescribed coefficients in the numerator. - Miguel A. Piñar; Teresa E. Pérez (Numer. Algorithms, 1992)

Relative Asymptotics for Orthogonal Matrix Polynomials with Convergent Recurrence Coefficients. - Hossain O. Yakhlef; Francisco Marcellán; Miguel A. Piñar (J. Approx. Theory, 2001)

A generating function for Laguerre-Sobolev orthogonal polynomials. - Henk G. Meijer; Miguel A. Piñar (J. Approx. Theory, 2003)

Classical orthogonal polynomials in two variables: a matrix approach. - Lidia Fernández; Teresa E. Pérez; Miguel A. Piñar (Numer. Algorithms, 2005)

On differential properties for bivariate orthogonal polynomials. - María Álvarez de Morales; Lidia Fernández; Teresa E. Pérez; Miguel A. Piñar (Numer. Algorithms, 2007)

A matrix Rodrigues formula for classical orthogonal polynomials in two variables. - María Álvarez de Morales; Lidia Fernández; Teresa E. Pérez; Miguel A. Piñar (J. Approx. Theory, 2009)

Bivariate orthogonal polynomials in the Lyskova class. - María Álvarez de Morales; Lidia Fernández; Teresa E. Pérez; Miguel A. Piñar (J. Comput. Appl. Math., 2009)

New steps on Sobolev orthogonality in two variables. - Cleonice F. Bracciali; Antonia M. Delgado; Lidia Fernández; Teresa E. Pérez; Miguel A. Piñar (J. Comput. Appl. Math., 2010)

Krall-type orthogonal polynomials in several variables. - Lidia Fernández; Teresa E. Pérez; Miguel A. Piñar; Yuan Xu 005 (J. Comput. Appl. Math., 2010)

Orthogonal polynomials in several variables for measures with mass points. - Antonia M. Delgado; Lidia Fernández; Teresa E. Pérez; Miguel A. Piñar; Yuan Xu 005 (Numer. Algorithms, 2010)

Orthogonal polynomials in two variables as solutions of higher order partial differential equations. - Lidia Fernández; Teresa E. Pérez; Miguel A. Piñar (J. Approx. Theory, 2011)

On Koornwinder classical orthogonal polynomials in two variables. - Lidia Fernández; Teresa E. Pérez; Miguel A. Piñar (J. Comput. Appl. Math., 2012)

Sobolev-type orthogonal polynomials on the unit ball. - Antonia M. Delgado; Teresa E. Pérez; Miguel A. Piñar (J. Approx. Theory, 2013)

Weighted Sobolev orthogonal polynomials on the unit ball. - Teresa E. Pérez; Miguel A. Piñar; Yuan Xu 005 (J. Approx. Theory, 2013)

Sobolev orthogonal polynomials on product domains. - Lidia Fernández; Francisco Marcellán; Teresa E. Pérez; Miguel A. Piñar; Yuan Xu 005 (J. Comput. Appl. Math., 2015)

A higher order Sobolev-type inner product for orthogonal polynomials in several variables. - Herbert Dueñas; Luis E. Garza 002; Miguel A. Piñar (Numer. Algorithms, 2015)

On bivariate classical orthogonal polynomials. - Francisco Marcellán; Misael Marriaga; Teresa E. Pérez; Miguel A. Piñar (Appl. Math. Comput., 2018)

Coherent pairs of bivariate orthogonal polynomials. - Francisco Marcellán; Misael Marriaga; Teresa E. Pérez; Miguel A. Piñar (J. Approx. Theory, 2019)

The radial part of a class of Sobolev polynomials on the unit ball. - Fátima Lizarte; Teresa E. Pérez; Miguel A. Piñar (Numer. Algorithms, 2021)

Approximation via gradients on the ball. The Zernike case. - Misael Enrique Marriaga; Teresa E. Pérez; Miguel A. Piñar; Marlon J. Recarte (J. Comput. Appl. Math., 2023)

On multivariate orthogonal polynomials and elementary symmetric functions. - Cleonice F. Bracciali; Miguel A. Piñar (Numer. Algorithms, 2023)