TY - JOUR AU - M. Sh. Shabozov AU - Z. Sh. Malakbozov TI - Sharp Jackson--Stechkin type inequalities in Hardy space $H_2$ and widths of functional classes JO - Ufa mathematical journal PY - 2023 SP - 74 EP - 84 VL - 15 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/UFA_2023_15_2_a7/ LA - en ID - UFA_2023_15_2_a7 ER -