TY - JOUR AU - L. I. Bausov TI - Approximation of functions of class $Z_\alpha$ by positive methods of summation of Fourier series JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1961 VL - 16 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1961_16_3_a4/ LA - ru ID - RM_1961_16_3_a4 ER -