1. Multiple modes of shear failure in rock;Patton,1966
2. Sliding resistance along discontinuities in rock masses;Withers,1964
3. Simulation of shear behaviour of a jointed rock mass;Ladanyi,1970
4. A relationship between joint roughness and joint shear strength;Barton,1971
5. Review of a new shear strength criterion for rock joints;Barton;Engng Geol.,1973