1. Relationship between sonic pulse velocity and uniaxial compressive strength of rocks;Kazi,1983
2. Static and dynamic elastic properties of rocks from the Canadian Shield;King;Int. J. Rock. Mech. Min. Sci. & Geomech. Abstr.,1983
3. Engineering classification and index properties for intact rocks;Deere,1966
4. Prediction of compressive strength of rock from its sonic properties;Avedissian,1968
5. A method for determining mechanical resonance frequencies and for calculating elastic moduli from the frequencies;Spinner,1961