Yamaguchi, Yoshihiro; Ochi, Takanori; Miyamura, Satoshi; Tanaka, Takahiro; Kobayashi, Shigeya; Wakamiya, Tateaki; Matsubara, Yoshio; Yoshida, Zen-Ichi Journal of the American Chemical Society, 2006, vol. 128, # 14 p. 4504 - 4505 doi: 10.1021/ja057751r