参考文献

Lee, Jen-Jeh; Yang, Feng-Zhao; Lin, Ya-Fan; Chang, Ya-Chun; Yu, Kuo-Hsuan; Chang, Mu-Chieh; Lee, Gene-Hsiang; Liu, Yi-Hung; Wang, Yu; Liu, Shiuh-Tzung; Chen, Jwu-Ting Dalton Transactions, 2008 , # 43 p. 5945 - 5956