1. N.I. Achieser, Elements of the theory of elliptic functions, Translations of Mathematical Monographs, vol. 79, American Mathematical Society, Providence, RI, 1990.
2. Asymptotic properties of polynomials orthogonal on a system of contours;Aptekarev;and periodic motions of Toda lattices, Math. USSR Sb.,1986
3. The Baker–Gammel–Wills conjecture in the theory of Padé approximants;Buslaev;Russian Math. Sb.,2003
4. Über die Lage der Nullstellen von Polynomen, die aus Minimum forderungen gewisser Art entspringen;Fejér;Math. Ann.,1922
5. Polynomial Based Iteration Methods for Symmetric Linear Systems;Fischer,1996