参考文献

Ku, Yuan-Ling; Rao, G. Venkateswara; Chen, Chung-Hsiung; Wu, Chi; Guh, Jih-Hwa; Lee, Shoei-Sheng Helvetica Chimica Acta, 2003, vol. 86, # 3 p. 697 - 702 doi: 10.1002/hlca.200390068