P. G. Potseiko, E. A. Rovba, K. A. Smotritskii, “On the approximation of conjugate functions and their derivatives on the segment by partial sums of Fourier - Chebyshev series”, Journal of the Belarusian State University. Mathematics and Informatics, 2 (2024), 6–18
2.
P. G. Potseiko, E. A. Rovba, “On rational approximations of the conjugate function on a segment by Abel–Poisson sums of Fourier–Chebyshev integral operators”, Izv. Vyssh. Uchebn. Zaved. Mat., 2024, no. 9, 56–73
3.
P. G. Potseiko, Y. A. Rovba, “Approximation of Riemann–Liouville type integrals on an interval by methods based on Fourier–Chebyshev sums”, Mat. Zametki, 116:1 (2024), 122–138; Math. Notes, 116:1 (2024), 104–118
4.
P. G. Potseiko, E. A. Rovba, “Approximations of one singular integral on an interval by Fourier–Chebyshev rational integral operators”, Mat. Sb., 215:7 (2024), 96–137; Sb. Math., 215:7 (2024), 953–992
5.
P. G. Potseiko, E. A. Rovba, “The Riesz–Zygmund sums of Fourier–Chebyshev rational integral operators and their approximation properties”, Sibirsk. Mat. Zh., 65:1 (2024), 140–163
6.
P. G. Patseika, E. A. Rovba, “On approximations of Riemann–Liouville integral on a segement by rational Fourier–Chebyshev integral operators”, Proceedings of the Institute of Mathematics of the NAS of Belarus, 32:1 (2024), 38–56
7.
P. G. Potseiko, Y. A. Rovba, “A Fejér rational integral operator on a closed interval and approximation of functions with a power-law singularity”, Trudy Inst. Mat. i Mekh. UrO RAN, 30:1 (2024), 170–189
2023
8.
P. G. Potseiko, Y. A. Rovba, “Vallee Poussin sums of rational Fourier–Chebyshev integral operators and approximations of the Markov function”, Algebra i Analiz, 35:5 (2023), 183–208; St. Petersburg Math. J., 35:5 (2024), 879–896
V. Yu. Medvedeva, Y. A. Rovba, “Rational interpolation of a function $|x|^{\alpha}$ with Chebyshev – Markov nodes of the first kind”, Journal of the Belarusian State University. Mathematics and Informatics, 1 (2023), 6–19
P. G. Potseiko, Y. A. Rovba, “On Estimates of Uniform Approximations by Rational Fourier–Chebyshev Integral Operators for a Certain Choice of Poles”, Mat. Zametki, 113:6 (2023), 876–894; Math. Notes, 113:6 (2023), 815–830
P. G. Potseiko, Y. A. Rovba, “The de la Vallée Poussin sums of Fourier–Chebyshev rational integral operators and approximations to Poisson integrals on the segment”, Sibirsk. Mat. Zh., 64:1 (2023), 162–183; Siberian Math. J., 64:1 (2023), 137–156
N. Ju. Kazlouskaya, Y. A. Rovba, “On conjugate rational trigonometric Fourier series and their approximation properties”, Tr. Inst. Mat., 31:1 (2023), 58–69
2022
13.
P. G. Potseiko, Ye. A. Rovba, “Conjugate rational Foutier–Chebyshev operator and its approximation properties”, Izv. Vyssh. Uchebn. Zaved. Mat., 2022, no. 3, 44–60; Russian Math. (Iz. VUZ), 66:3 (2022), 35–49
P. G. Patseika, Y. A. Rovba, “On rational approximations of the Markov function on the segment by the Fejer sums with a fixed number of poles”, Tr. Inst. Mat., 30:1-2 (2022), 63–83
15.
V. J. Medvedeva, Y. A. Rovba, “Rational interpolation of the function ${\left| x \right|}^{\alpha}$by the system of Chebyshev–Markov of the second kind”, Tr. Inst. Mat., 30:1-2 (2022), 50–62
2021
16.
P. G. Potseiko, Y. A. Rovba, “On rational Abel – Poisson means on a segment and approximations of Markov functions”, Journal of the Belarusian State University. Mathematics and Informatics, 3 (2021), 6–24
P. G. Potseiko, Y. A. Rovba, “Approximations on classes of Poisson integrals by Fourier–Chebyshev rational integral operators”, Sibirsk. Mat. Zh., 62:2 (2021), 362–386; Siberian Math. J., 62:2 (2021), 292–312
P. G. Potseiko, Y. A. Rovba, K. A. Smotritskii, “On one rational integral operator of Fourier – Chebyshev type and approximation of Markov functions”, Journal of the Belarusian State University. Mathematics and Informatics, 2 (2020), 6–27
Y. A. Rovba, P. G. Patseika, “Approximations of conjugate functions by partial sums of conjugate Fourier series with respect to a certain system of Chebyshev – Markov algebraic fractions”, Izv. Vyssh. Uchebn. Zaved. Mat., 2020, no. 9, 68–84; Russian Math. (Iz. VUZ), 64:9 (2020), 61–75
Y. A. Rovba, P. G. Potseiko, “On Rational Approximation of Markov Functions by Partial Sums of Fourier Series on a Chebyshev–Markov System”, Mat. Zametki, 108:4 (2020), 572–587; Math. Notes, 108:4 (2020), 566–578
Y. A. Rouba, P. G. Patseika, “Riesz – Zigmund means of rational Fourier – Chebyshev seriesand approximations of the function $|x|^s$”, Tr. Inst. Mat., 28:1-2 (2020), 74–90
2019
22.
P. G. Potseiko, Y. A. Rovba, “Fejer means of rational Fourier – Chebyshev series and approximation of function $|x|^{s}$”, Journal of the Belarusian State University. Mathematics and Informatics, 3 (2019), 18–34
Y. A. Rovba, K. A. Smotritskii, E. V. Dirvuk, “On a Lebesgue constant of interpolation rational process at the Chebyshev – Markov nodes”, Journal of the Belarusian State University. Mathematics and Informatics, 3 (2018), 12–20
1999
24.
A. A. Pekarskii, E. A. Rovba, “Uniform approximations of Stieltjes functions by means of an orthoprojection onto the set of rational functions”, Mat. Zametki, 65:3 (1999), 362–368; Math. Notes, 65:3 (1999), 302–307
E. A. Rovba, “Interpolation rational operators of Fejér and de la Vallée-Poussin type”, Mat. Zametki, 53:2 (1993), 114–121; Math. Notes, 53:2 (1993), 195–200
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