Wang Yu, Yu Jihong, Guo Min, Xu Ruren
State Key Laboratory of Inorganic Synthesis and Preparative Chemistry, College of Chemistry, Jilin University, Changchun 130023, P. R. China
Angew Chem Int Ed Engl. 2003 Sep 5;42(34):4089-92. doi: 10.1002/anie.200351643.