Tutomu Nakao
- Development Of The Enlargement Shield Tunneling Method. Dans: 土木学会論文集 (Doboku Gakkai rombunshū), v. 1991, n. 435 (septembre 1991). (1991):
- A Study on Relative the Process of Forming Jyoho. Dans: Historical Studies in Civil Engineering, v. 22 ( 2002). (2002):
- A Study on Relative to the Joukawagakari Seido. Dans: Historical Studies in Civil Engineering, v. 21 ( 2001). (2001):
- A Study on the Relative of Michiyaku. Dans: Historical Studies in Civil Engineering, v. 20 ( 2000). (2000):
- A Study on the Relative to Genealogy of Johosho. Dans: Historical Studies in Civil Engineering, v. 19 ( 1999). (1999):
- A Study on Contract system of Conduit Bridge for Forbrication Edo. Dans: Historical Studies in Civil Engineering, v. 18 ( 1998). (1998):
- The Pioneering of Hokkaido. Dans: Historical Studies in Civil Engineering, v. 16 ( 1996). (1996):
- A Study on HAKUDATE BENTEN-MISAKI ODAIBA. Dans: Historical Studies in Civil Engineering, v. 15 ( 1995). (1995):
- The Development of Coal Transport in Middle 19th Century at KAYANUMA Coal Mine. Dans: Historical Studies in Civil Engineering, v. 11 ( 1991). (1991):