TY - JOUR AU - V. A. Baskakov TI - Asymptotics of the approximation of continuous and differentiable functions by the singular integrals of de la Vall\'ee Poussin JO - Matematičeskie zametki PY - 1977 SP - 769 EP - 776 VL - 21 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1977_21_6_a3/ LA - ru ID - MZM_1977_21_6_a3 ER -