1. Groundwater inflow during tunnel driving;Goodman;Engineering Geology,1965
2. Brittleness of rock and stability assessment in hard rock tunneling;Hajiabdolmajid;Tunnelling and Underground Space Technology,2003
3. Heuer, R.E., 1995. Estimating rock tunnel water inflow. In: Proceeding, Rapid Excavation and Tunneling Conference, pp. 41–60.
4. ISRM, 1981. In: Brown, E.T. (Ed.), Rock Characterization Testing and Monitoring-ISRM Suggested Methods. Pergamon, Oxford, pp. 211.
5. Mahab Consultant Engineers, 2004. Cheshmeh Roozieh Water Supply Tunnel Reports, Tehran.