@article{TM_2017_296_a9,
     author = {I. D. Kan},
     title = {A strengthening of a theorem of {Bourgain} and {Kontorovich.} {V}},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {133--139},
     publisher = {mathdoc},
     volume = {296},
     year = {2017},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TM_2017_296_a9/}
}