by 相楽, 裕子, 柴岡, はるみ, 千田, 俊雄, 中谷, 林太郎
Published in The Japanese Journal of Antibiotics (1982)

by Yokoyama, Takashi, Sumiyama, Yoshinobu
Published in Nippon Shokaki Geka Gakkai zasshi (1994)