Shimada, Kazuaki; Otaki, Akihiro; Yanakawa, Masaki; Mabuchi, Shosuke; Yamakado, Naoya; Shimoguchi, Takeshi; Inoue, Kazuya; Kagawa, Takashi; Shoji, Kazutoshi; Takikawa, Yuji Bulletin of the Chemical Society of Japan, 1996 , vol. 69, # 4 p. 1043 - 1054