1. Influence of rock anisotropy and time dependent deformation on the stress-relief and high-modulus inclusion techniques of in situ stress determination;Berry;Testing Technique for Rock Mechanics, Report ASTM STP402,1966
2. Some anisotropic considerations in rock stress determinations;Becker;Report of Investigations 6965, USBM,1967
3. Stress relief method in anisotropic rocks by means of gauges applied to the end of a borehole;Barla;Int. J. Rock Mech. Min. Sci.,1970
4. Shear failure of anisotropic rocks;Jaeger;Geol. Mag.,1960
5. Fracture of anisotropic rock;Hoek;J. South Afr. Inst. Min. Metall.,1964