title: .pi.-Facially controlled nucleophilic additions of chiral vinylorganometallics to chiral .beta.,.gamma.-unsaturated ketones.  1.  Double diastereoselection studies involving 7,7-dimethoxy-5-norbornen-2-one.
authors.forename: L A
authors.initials: LA
authors.lastname: Paquette
authors.forename: K S
authors.initials: KS
authors.lastname: Learn