TY - JOUR AU - S. V. Bochkarev TI - Classes of functions and Fourier coefficients with respect to complete orthonormal systems JO - Matematičeskie zametki PY - 1976 SP - 445 EP - 463 VL - 20 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1976_20_3_a17/ LA - ru ID - MZM_1976_20_3_a17 ER -