title: Enantioselective Lewis acid catalysis in intramolecular [2+2] photocycloaddition reactions of coumarins.
authors.affiliation: Department Chemie and Catalysis Research Center (CRC), Technische Universität München, Lichtenbergstrasse 4, 85747 Garching, Germany.
authors.forename: Hao
authors.initials: H
authors.lastname: Guo
authors.forename: Eberhardt
authors.initials: E
authors.lastname: Herdtweck
authors.forename: Thorsten
authors.initials: T
authors.lastname: Bach