TY - JOUR AU - P. A. Borodin TI - Approximation by Sums of the Form $\sum_k\lambda_kh(\lambda_kz)$ in the Disk JO - Matematičeskie zametki PY - 2018 SP - 3 EP - 10 VL - 104 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_2018_104_1_a0/ LA - ru ID - MZM_2018_104_1_a0 ER -