参考文献

Ishi-I, Tsutomu; Taguri, Yoshiki; Kato, Shin-Ichiro; Shigeiwa, Motoyuki; Gorohmaru, Hideki; Maeda, Shuuichi; Mataka, Shuntaro Journal of Materials Chemistry, 2007 , vol. 17, # 31 p. 3341 - 3346