1. Standard test method for laboratory determination of pulse velocities and ultrasonic elastic constants of rock;ASTM D2845-08,2008
2. Suggested methods for determining the uniaxial compressive strength and deformability of rock materials: Part 1. Suggested method for determining deformability of rock materials in uniaxial compression;Bieniawski;International Journal of Rock Mechanics and Mineral Sciences & Geomechanics Abstracts,1979
3. The velocity of compressional waves in rocks to 10 kilobars: 2;Birch;Journal of Geophysical Research,1961
4. Relationships between compressional-wave and shear-wave velocities in elastic silicate rocks;Castagna;Geophysics,1985
5. Evaluation of engineering properties of rock using ultrasonic pulse velocity and uniaxial compressive strength;Chary,2006