%0 Journal Article %A J. Ash %A P. Ash %A C. Fefferman %A R. Jones %T Singular integral operators with complex homogeneity %J Studia Mathematica %D 1979 %P 31-50 %V 65 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm-65-1-31-50/ %R 10.4064/sm-65-1-31-50 %G en %F 10_4064_sm_65_1_31_50