@article{MZM_2019_106_2_a3,
     author = {S. B. Vakarchuk},
     title = {On {Estimates} in~$L_2(\mathbb{R})$ of {Mean} $\nu${-Widths} of {Classes} of {Functions} {Defined} via the {Generalized} {Modulus} of {Continuity} of~$\omega_{\mathcal{M}}$},
     journal = {Matemati\v{c}eskie zametki},
     pages = {198--211},
     publisher = {mathdoc},
     volume = {106},
     number = {2},
     year = {2019},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2019_106_2_a3/}
}