1. Underground Excavations in Rock;Hoek,1980
2. Rock Slope Engineering;Hoek,1981
3. Probabilistic assessment of the stability of rock slopes;Genske;Structural Safety,1991
4. Rock slope stability and distributed joint systems;Carter;Can. Geotech. J.,1992
5. Vector stability analysis of an arbitrary polyhedral rock block with any number of faces;Warburton;Int. J. Rock Mech. Min. Sci. & Geomech. Abstr.,1981