1. Twin tunnel interaction surface and subsurface effects;Addenbrooke;Int. J. Geomech.,2001
2. Bock, H., 2000, European practice in performance monitoring for tunnel design verification - Part 2, Tunnels and Tunnelling International, June, pp. 33–36.
3. Bruzzi, D., Zattoni, A., Pezzetti, G., 1999. Pressure cells: How to obtain better results. In: Leung, C.F., Tan, S.A., Phoon, K.K. (Eds.), Proc. 5th Int. Symp. on Field Measurements in Geomechanics, Singapore. Balkema, Rotterdam, pp. 61–65.
4. Clayton, C.R.I., Hope, V.S., Heymann, G., Vander Berg, J.P., Bica, A.V.D., 2000. Instrumentation for monitoring sprayed concrete lined soft ground tunnels in built up areas. Proc Instn. Civ. Engrs (Geotech. Engng), 143, 119–130.
5. The performance of pressure cells for sprayed concrete tunnel linings;Clayton;Géotechnique,2002