Yuasa Junpei, Yamada Shunsuke, Fukuzumi Shunichi
Department of Material and Life Science, Graduate School of Engineering, Osaka University and SORST (JST), Suita, Osaka 565-0871, Japan.
Angew Chem Int Ed Engl. 2007;46(19):3553-5. doi: 10.1002/anie.200700157.