Elvington Mark, Brown Jared, Arachchige Shamindri M, Brewer Karen J
Department of Chemistry, Virginia Polytechnic Institute and State University, Blacksburg, Virginia 24061-0212, USA.
J Am Chem Soc. 2007 Sep 5;129(35):10644-5. doi: 10.1021/ja073123t. Epub 2007 Aug 14.