1. Stresses in Rock Outcrops near Atlanta, Ga.;Hooker,1966
2. Stress Concentration around Holes;Savin,1961
3. One hundred years of investigation in the plane problem of the theory of elasticity;Teodorescu;Appl. Mech. Rev.,1964
4. Research on Strata Control in the Northern Coalfield of Great Britain;Alder,1951
5. A model Study of the Behavior of Elastic Liners in Shallow Underground Openings;Oudenhoven,1962