%0 Journal Article %A Philip P. Wong %T A Construction of Normal Forms for Weakly Pseudoconvex CR Manifolds in ...2. %J Inventiones mathematicae %D 1982 %P 311-330 %V 69 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM_1982__69_142956/ %F IM_1982__69_142956