Li, Chunbao; Zheng, Pengwu; Li, Jie; Zhang, Hang; Cui, Yi; Shao, Qiyun; Ji, Xiujie; Zhang, Jian; Zhao, Pengying; Xu, Yanli
Angewandte Chemie - International Edition, 2003 , vol. 42, # 41 p. 5063 - 5066