参考文献

Lu, Shou-Fu; O'yang, QinQin; Guo, Zhong-Wu; Yu, Biao; Hui, Yong-Zheng Angewandte Chemie, International Edition in English, 1997 , vol. 36, # 21 p. 2344 - 2346 Angewandte Chemie, 1997 , vol. 109, p. 2442 - 2444