Cheetham Andrew G, Hutchings Michael G, Claridge Tim D W, Anderson Harry L
Department of Chemistry, Chemistry Research Laboratory, University of Oxford, 12 Mansfield Road, Oxford, OX1 3TA, UK.
Angew Chem Int Ed Engl. 2006 Feb 27;45(10):1596-9. doi: 10.1002/anie.200504064.