1. Annual rhythms in man. In: (Ed.) Biological Rhythms. Handbook of Behavioural Neurobiology, Vol. 4. Plenum Press, New York. 1981, pp. 475–487.
2. and National income. In: and (Eds) Estimates of Long-Term Economic Statistics of Japan since 1868. Vol. I. Toyokeizai-Shinposha, Tokyo, 1974. Tables 32 and 32-A (in Japanese).