Patseika, Pavel G., Yauheni A. Rouba, and Kanstantin A. Smatrytski. “On One Rational Integral Operator of Fourier – Chebyshev Type and Approximation of Markov Functions”. Journal of the Belarusian State University. Mathematics and Informatics, no. 2 (July 30, 2020): 6–27. Accessed July 18, 2026. https://journals.bsu.by/index.php/mathematics/article/view/3139.