La Spina Rita, Tomlinson Michael R, Ruiz-Pérez Lorena, Chiche Arnaud, Langridge Sean, Geoghegan Mark
Department of Physics and Astronomy, University of Sheffield, Hicks Building, Hounsfield Road, Sheffield S3 7RH, UK.
Angew Chem Int Ed Engl. 2007;46(34):6460-3. doi: 10.1002/anie.200701796.