Keisuke Nakagaki
- Study On Types Of Solidified Shape Of Urethane Grout Forepolng. Dans: 土木学会論文集 (Doboku Gakkai rombunshū), v. 1996, n. 553 (décembre 1996). (1996):
- A Study On The Effect Of Urethane Grouting Into Low-permeable Ground. The Characteristics Of Effects Varied On The Ground Types. Dans: 土木学会論文集 (Doboku Gakkai rombunshū), v. 1999, n. 616 (mars 1999). (1999):