1. The measurement of the stress in the ground surrounding mining excavations;Leeman,1960
2. Underground Excavations in Rock;Hoek,1980
3. Considerations in the design of support for deep hard-rock tunnels;Ortlepp,1983
4. Influence of failed rock properties on tunnel stability;Daemen,1971
5. Fracture growth around openings in thick-walled cylinders of rock subjected to hydrostatic compression;Gay;Int. J. Rock Mech. Min. Sci. & Geomech. Abstr.,1973