2 citations to https://www.mathnet.ru/eng/jfaa2

1. E. P. Ushakova, “Boundedness of the Hilbert transform in Besov spaces”, Anal. Math., 49:4 (2023), 1137–1174    
2. V. D. Stepanov, E. P. Ushakova, “Strong and weak associativity of weighted Sobolev spaces of the first order”, Russian Math. Surveys, 78:1 (2023), 165–202