Higuchi, Hiroyuki; Nakayama, Taketoshi; Koyama, Haruki; Ojima, Juro; Wada, Tatsuo; Sasabe, Hiroyuki Bulletin of the Chemical Society of Japan, 1995, vol. 68, # 8 p. 2363 - 2378 doi: 10.1246/bcsj.68.2363