Y. A. . Rouba and V. Y. Medvedeva, “Rational interpolation of a function |x|^α with Chebyshev – Markov nodes of the first kind”, Журнал Белорусского государственного университета. Математика. Информатика, no. 1, pp. 6–19, Mar. 2023, doi: 10.33581/2520-6508-2023-1-6-19.