%0 Journal Article %A I. I. Sharapudinov %T Approximation of functions in~$L^{p(x)}_{2\pi}$ by trigonometric polynomials %J Izvestiya. Mathematics %D 2013 %P 407-434 %V 77 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM2_2013_77_2_a7/ %G en %F IM2_2013_77_2_a7