1. S. Chiba, in “Handbook of Amylases and Related Enzymes,” ed. by the Amylase Research Society of Japan, Pergamon Press, Oxford, 1988, pp. 104–116.
2. S. Chiba, in “Seibutsu Kagaku Jikkenho,” Vol. 25, by ed. M. Nakamura and K. Kainuma, Gakkai Shuppan Senta, Tokyo, 1989, pp. 244–255.