TY - JOUR AU - V. I. Berdyshev TI - Jackson's theorem in $L_p$ JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1967 SP - 3 EP - 16 VL - 88 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM_1967_88_a0/ LA - ru ID - TM_1967_88_a0 ER -