1. Strength of a regularly jointed rock mass under biaxial and axisymmetric loading;Amadei;Int. J. Rock Mech. Min. Sci.,1988
2. Fractographic Features on Joints of KTB Drill Cores (Bavaria, Germany);Bankwitz,1995
3. Engineering classification of rock masses for the design of tunnel support;Barton;Rock Mech.,1974
4. Suggested methods for the quantitative description of discontinuities in rock masses;Barton;Int. J. Rock Mech. Min. Sci. Geomech. Abstr.,1978
5. TBM performance estimation in rock using QTBM;Barton,1999