@article{INTO_2023_230_a1,
     author = {G. A. Akishev},
     title = {Inequalities for the best ``angular'' approximation and the smoothness modulus of a function in the {Lorentz} space},
     journal = {Itogi nauki i tehniki. Sovremenna\^a matematika i e\"e prilo\v{z}eni\^a. Temati\v{c}eskie obzory},
     pages = {8--24},
     publisher = {mathdoc},
     volume = {230},
     year = {2023},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/INTO_2023_230_a1/}
}