TY - JOUR AU - G. A. Fomin TI - Conditions for convergence of Fourier series in the $L$ metric JO - Matematičeskie zametki PY - 1977 SP - 587 EP - 592 VL - 21 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1977_21_4_a17/ LA - ru ID - MZM_1977_21_4_a17 ER -