@article{MMO_2022_83_2_a2,
     author = {A. B. Bogatyrev},
     title = {Best multiband filter problem},
     journal = {Trudy Moskovskogo matemati\v{c}eskogo ob\^{s}estva},
     pages = {257--267},
     publisher = {mathdoc},
     volume = {83},
     number = {2},
     year = {2022},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MMO_2022_83_2_a2/}
}