Asymptotic Zero Distribution of Orthogonal Polynomials with Discontinuously Varying Recurrence Coefficients.

Arno B. J. Kuijlaars Stefano Serra Capizzano Asymptotic Zero Distribution of Orthogonal Polynomials with Discontinuously Varying Recurrence Coefficients. 142-155 2001 113 Journal of Approximation Theory 1 http://dx.doi.org/10.1006/jath.2001.3617 db/journals/jat/jat113.html#KuijlaarsC01