1. Shear failure of anisotropic rocks;Jaeger;Geol. Mag.,1960
2. A study of jointed and fractured rock. Part I: fracture patterns and their failure characteristics;Bray;Rock Mech. Engng Geol.,1967
3. Strength of rock in multiaxial loading conditions;Amadei,1986
4. Underground Excavations in Rock;Hoek,1980
5. Strength and models of rock with intermittent joints;Brown;J. Soil Mech. Fdn Div., Am. Soc. Civ. Engrs,1970