%0 Journal Article %A V. I. Vasyunin %A A. L. Volberg %A F. L. Nazarov %T Bellman function related to the Chang--Wilson--Wolff theorem: a case study %J Algebra i analiz %D 2021 %P 66-106 %V 33 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/AA_2021_33_4_a3/ %G ru %F AA_2021_33_4_a3