1[4]Thomas Dickmann,Rata Awasthi. The Tunnel Seismic Prediction Method and its Impact on Logistic Optimisation in Tunnelling. Proceedings of the International Conference on Rock Engineering Techniques for Site Characterisation, Bangalore, India,Dec. 1999, 6～8.
2[5]Xiao Shuan, Sattel G. Advance seismic prediction in tunnel construction-a new TSP surveying system in use in the Vereina Tunnel, Switzerland. Presented by International Symposium on New Development in Rock Mechanics and Engineering, Shenyang, P. R.China, Oct 1994.
