1. Theory of Rupture;Griffith,1921
2. Fracture of plain concrete;Glucklich,1963
3. Mechanism of brittle fracture of rock;Bieniawski;Int. J. Rock Mech. Min. Sci.,1968
4. A theoretical and experimental evaluation of the Griffith theory of brittle fracture;Lajtai;Tectonophysics,1971
5. A Criterion for Brittle Fracture of Rocks and Concrete under Triaxial Stress and the Effect of Pore Pressure on the Criterion;Murrell,1963