参考文献

Wang, Zheng Bao; Shimada, Takashi; Takagi, Hiroyuki; Ahn, Cheol-Hee; Sano, Tsuneji; Soga, Kazuo; Takahashi, Ikuo; Masuda, Takashi Bulletin of the Chemical Society of Japan, 1999 , vol. 72, # 8 p. 1935 - 1940