1. TBM Tunneling In Jointed and Faulted Rock;Barton,2000
2. TBM performance estimation in rock using QTBM;Barton;Tunnels and Tunneling International,1999
3. Bilgin, N., Kuzu, C., Eskikaya, S., 1997. Cutting performance of rock hammers and roadheaders in Istanbul metro drivages. In: Golser, J., et al. (Eds.), Proceedings of World Tunnel Congress 97 and 23th World Assembly of ITA: Tunnels for People, Vienna, Austria, Balkema, Rotterdam, pp. 455–460.
4. Blindheim, O.T., 1979. Boreability Predictions for Tunneling. Ph.D. Thesis, Department of Geological Engineering, The Norwegian Institute of Technology, p. 406.
5. Bruland, A., 1998. Hard Rock Tunnel Boring. Ph.D. Thesis, vol. 1–10, Norwegian University of Science and Technology (NTNU), Trondheim, Norway.