title: Protonated chiral catalysts: versatile tools for asymmetric synthesis.
authors.affiliation: Institut für Organische Chemie, RWTH Aachen, Landoltweg 1, 52056 Aachen, Germany. carsten.bolm@oc.rwth-aachen.de
authors.forename: Carsten
authors.initials: C
authors.lastname: Bolm
authors.forename: Toni
authors.initials: T
authors.lastname: Rantanen
authors.forename: Ingo
authors.initials: I
authors.lastname: Schiffers
authors.forename: Lorenzo
authors.initials: L
authors.lastname: Zani