TY - JOUR AU - V. T. Gavrilyuk AU - S. B. Stechkin TI - Approximation of continuous periodic functions by Fourier sums JO - Informatics and Automation PY - 1985 SP - 107 EP - 127 VL - 172 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TRSPY_1985_172_a7/ LA - ru ID - TRSPY_1985_172_a7 ER -