@article{MZM_2020_108_4_a7,
     author = {K. I. Olmezov and A. S. Semchankau and I. D. Shkredov},
     title = {On {Popular} {Sums} and {Differences} for {Sets} with {Small} {Multiplicative} {Doubling}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {561--571},
     publisher = {mathdoc},
     volume = {108},
     number = {4},
     year = {2020},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2020_108_4_a7/}
}