Isamu Nakafuji
- Development of Pile Block Structure Method. In: 土木学会論文集 (Doboku Gakkai rombunshū), v. 1985, n. 361 (September 1985). (1985):
- Application of PBS (Piles and Blocks Structure) Method Since Winning the Innovation Technique Award. In: 土木学会論文集 (Doboku Gakkai rombunshū), v. 1990, n. 421 (September 1990). (1990):