Yu Nakai
- A Study On Bridge Design Works Of Masayoshi Kabashima And His Design Methodology. Dans: 土木学会論文集 (Doboku Gakkai rombunshū), v. 2005, n. 800 ( 2005). (2005):
- The Design Principle of Historical Curvilinear-Oblique Weir. Dans: Historical Studies in Civil Engineering, v. 22 ( 2002). (2002):