参考文献

Seki, Toshimi; Kanada, Arihiro; Nakao, Tomio; Shiraiwa, Masahumi; Asano, Hajime; Miyazawa, Katuhiko; Ishimori, Tsutomu; Minami, Nobuyoshi; Shibata, Kenyu; Yasuda, Kikuo Chemical and Pharmaceutical Bulletin, 1998 , vol. 46, # 1 p. 84 - 96