TY - JOUR AU - G. A. Fomin TI - Lebesgue constants of linear methods of summability for Fourier JO - Izvestiya. Mathematics PY - 1967 SP - 1081 EP - 1097 VL - 1 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IM2_1967_1_5_a9/ LA - en ID - IM2_1967_1_5_a9 ER -