Takagi, Fumio
1919
Hōjin kojin o meguru shakuchiken no zeimu- Kaisha no gappei bunkatsu seisan kōsei
- Mori to ningen no kyosei
- Nōgyō to zaisei
- Ringyō jiritsu no tame no zeisei no arikata ni kansuru kenkyū
- Shintaku hōshiki ni yoru tochi no ryūdōka ni kansuru kiso kenkyū
- Shintaku ronsō
- Soseki Kanshi kenkyu shiryoshu
- Toshi saikaihatsu ni okeru kyōdōka mondai to shintaku oyobi kūkan kaihatsuken ni kansuru kenkyū