References
- Keynote Lecture, GeoEng 2000 TBM Tunnelling in Dificult Ground Conditions Barla,G.;Pelizza,S.
- Keynote Lecture, GeoEng 2000 On the observational method in tunnelling Kovari,K.;Lunardi,P.
- Proceedings of Underground Construction in Soft Ground Design of linings for shield driven tunnels -A survey on Japanese shield tunneling Koyama,Y.;Kishio,T.;Kobayashi,T.