%0 Journal Article %A J.-A. Chao %T Conjugate Characterizations of H1 Dyadic Martingales. %J Mathematische Annalen %D 1979 %P 63-68 %V 240 %I mathdoc %U http://geodesic.mathdoc.fr/item/MAN_1979__240_163230/ %F MAN_1979__240_163230