@article{BGUMI_2019_3_a1,
     author = {P. G. Potseiko and Y. A. Rovba},
     title = {Fejer means of rational {Fourier} {\textendash} {Chebyshev} series and approximation of function $|x|^{s}$},
     journal = {Journal of the Belarusian State University. Mathematics and Informatics},
     pages = {18--34},
     publisher = {mathdoc},
     volume = {3},
     year = {2019},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/BGUMI_2019_3_a1/}
}