TY - JOUR AU - O. V. Davydov TI - Approximation of individual functions by rectangular Fourier sums JO - Doklady Akademii Nauk PY - 1992 SP - 295 EP - 298 VL - 327 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1992_327_3_a0/ LA - ru ID - DAN_1992_327_3_a0 ER -