Tsutomu Nakao
- Results Of The Practical Multi-circular Face Shield Method. In: 土木学会論文集 (Doboku Gakkai rombunshū), v. 1996, n. 553 (Dezember 1996). (1996):
- Unified construction of running track tunnel and crossover tunnel for subway by rectangular shape double track cross-section shield machine. In: Tunnelling and Underground Space Technology, v. 18, n. 2-3 (April 2003). (2003):