Y. Saitsu

[Long-range world population projections: two centuries of population growth 1950-2150 prepared by the United Nations in 1992]

Y Saitsu, Y. Saitsu, 1992 .

[Major findings of the first national survey on the family in Japan, 1993].

M. Horiuchi, S. Takahashi, M. Ikenoue, 1995, Jinko mondai kenkyu. [Journal of population problems].