TY - JOUR AU - V. V. Zhuk TI - On approximating periodic functions by the Fourier sums JO - Zapiski Nauchnykh Seminarov POMI PY - 2009 SP - 78 EP - 108 VL - 371 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_2009_371_a6/ LA - ru ID - ZNSL_2009_371_a6 ER -