1. Akhiezer, N.I.: Lectures on the Theory of Approximation, 2nd edn. Nauka, Moscow (1965). (in Russian)
2. Alzer, H.: On an inequality of H. Minc and L. Sathre. J. Math. Anal. Appl. 179, 396–402 (1993)
3. Arestov, V.V.: On integral inequalities for trigonometric polynomials and their derivatives, Izv. Akad. Nauk SSSR, Ser. Mat. 45, 3–22 (in Russian); English transl. in Math. USSR-Izv. 18(1982), 1–17 (1981)
4. Badkov, V.M.: Asymptotic and extremal properties of orthogonal polynomials with singularities in the weight, Trudy Mat. Inst. Steklov 198 (1992), 41–88 (in Russian); English transl. in. Proc. Steklov Inst. Math. 198(1), 37–82 (1994)
5. Babenko, V.F., Kofanov, V.A., Pichugov, S.A.: Inequalities for norms of intermediate derivatives of periodic functions and their applications. East J. Approx. 3, 351–376 (1997)