Kotaro Kushiyama
- Development Of Vertical Elliptical-section Lung Method By Soil Plasticizing Shield. Dans: 土木学会論文集 (Doboku Gakkai rombunshū), v. 1995, n. 528 (décembre 1995). (1995):
- Use of compact shield tunneling method in urban underground construction. Dans: Tunnelling and Underground Space Technology, v. 20, n. 2 (mars 2005). (2005):