Masahiko Sugiyama
- Development Of Shield Machine For Mechanical Shield Docking Method. Dans: 土木学会論文集 (Doboku Gakkai rombunshū), v. 1993, n. 462 (mars 1993). (1993):
- Water Cut-off System Of Mechanical Shield Docking Method. Dans: 土木学会論文集 (Doboku Gakkai rombunshū), v. 1993, n. 468 (juin 1993). (1993):