On the fundamental polynomials for Hermite-Fejér interpolation of Lagrange type on the Chebyshev nodes. Smith, Simon J. — 1999 Journal of Inequalities and Applications [electronic only]
Lebesgue constants in polynomial interpolation. Smith, Simon J. — 2006 Annales Mathematicae et Informaticae
On the projection norm for a weighted interpolation using Chebyshev polynomials of the second kind. Smith, Simon J. — 2005 Mathematica Pannonica