@article{UFA_2023_15_2_a7,
     author = {M. Sh. Shabozov and Z. Sh. Malakbozov},
     title = {Sharp {Jackson{\textendash}Stechkin} type inequalities in {Hardy} space $H_2$ and widths of functional classes},
     journal = {Ufa mathematical journal},
     pages = {74--84},
     year = {2023},
     volume = {15},
     number = {2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/UFA_2023_15_2_a7/}
}