title: Highly cooperative binding of ion-pair dimers and ion quartets by a bis(calix[4]pyrrole) macrotricyclic receptor.
authors.affiliation: Institute of Chemical Research of Catalonia, Avgda. Països Catalans 16, 43007 Tarragona, Spain.
authors.forename: Virginia
authors.initials: V
authors.lastname: Valderrey
authors.forename: Eduardo C
authors.initials: EC
authors.lastname: Escudero-Adán
authors.forename: Pablo
authors.initials: P
authors.lastname: Ballester