参考文献

Nakatsuji, Shin'ichi; Matsuda, Kosei; Uesugi, Yukiko; Nakashima, Kenichiro; Akiyama, Shuzo; Fabian, Walter Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1992 , # 7 p. 755 - 758