References
- Davis, A. G., & Robertson, S. A. (1976). Vibration testing of piles. Structural Engineer, 54(6), A7-A10.
- Hearne Jr, T. M., Stokoe, K. H., & Reese, L. C. (1981). Drilled-shaft integrity by wave propagation method. Journal of the Geotechnical Engineering Division, 107(10), 1327-1344. https://doi.org/10.1061/AJGEB6.0001192
- Robinson, D. A., Jones, S. B., Wraith, J. M., Or, D., & Friedman, S. P. (2003). A review of advances in dielectric and electrical conductivity measurement in soils using time domain reflectometry. Vadose Zone Journal, 2(4), 444-475. https://doi.org/10.2136/vzj2003.4440
- Von Hippel, A.R. (1954). Dielectrics and waves. John Wiley, New York.