1. Anagnostou, G., 1993. Modelling seepage flow during tunnel excavation, Proceedings, ISRM International Symposium – EUROCK '93, Safety and Environmental Issues in Rock Engineering, 21–24/06/1993. 1, 3–10
2. Face stability of shallow circular tunnels driven under the water table: A numerical analysis;Buhan;International Journal for Numerical and Analytical Methods in Geomechanics,1999
3. Groundwater;Freeze,1979
4. Groundwater inflows during tunnel driving;Goodman;Engineering Geology,1965
5. Groundwater modeling by the finite element method;Istok,1989