Rack, Heinz Joachim. “The Second Zolotarev Case in the Erdös-Szegö Solution to a Markov-Type Extremal Problem of Schur”.
J. Numer. Anal. Approx. Theory
, vol. 46, no. 1, Sept. 2017, pp. 54-77,
https://doi.org/10.33993/jnaat461-1100
.