%0 Journal Article %A D. Przeworska-Rolewicz %T A characterization of commutators with Hilbert transforms %J Studia Mathematica %D 1972 %P 27-30 %V 44 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm-44-1-27-30/ %R 10.4064/sm-44-1-27-30 %G en %F 10_4064_sm_44_1_27_30