1. Kano, H. and Sugioka, M., Collected Papers commemorating Professor Okamoto's Retirement, 245 (1969)
2. Kobayashi, M., Yamamoto, M., and Kobayashi, H., Proc. 6th Int. Congr. Catal. A24, London (1976)
3. Kobayashi, M. and Kobayashi, H., J. C. S. Chem. Comm., 1033 (1976)