Yan Yizhe, Zhang Yonghui, Feng Chengtao, Zha Zhenggen, Wang Zhiyong
Hefei National Laboratory for Physical Sciences at Microscale, and Department of Chemistry, University of Science and Technology of China, Hefei, 230026 P. R. China.
Angew Chem Int Ed Engl. 2012 Aug 6;51(32):8077-81. doi: 10.1002/anie.201203880. Epub 2012 Jul 2.