%0 Journal Article %A V. A. Baskakov %T On the order of approximation of continuous and differentiable functions by irregular summation methods for Fourier series %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1977 %P 8-12 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1977_4_a1/ %G ru %F IVM_1977_4_a1