[1]
T. S. . Mardvilko and A. A. . Pekarskii, “Application of the real Hardy – Sobolev space on the line to study the order of uniform rational approximations of functions”, Журнал Белорусского государственного университета. Математика. Информатика, no. 3, pp. 16–36, Dec. 2022, doi: 10.33581/2520-6508-2022-3-16-36.