%0 Journal Article %A B. M. Yakhnin %T Approximation of functions of class $\mathrm{Lip}\alpha$ by partial sums of a~Fourier series in Chebyshev polynomials of second kind %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1963 %P 172-178 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1963_1_a21/ %G ru %F IVM_1963_1_a21