1. Baldi, G., Bellotti, R., Ghionna, V. N., Jamiolkowski, M., and Lo Presti, D. F. C. (1989). Modulus of sands from CPT and DMTs, In: Proceedings of the 12th International Conference on Soil Mechanics and Foundation Engineering. Rotterdam, Netherlands.
2. Baligh, M. M. and Levadoux, J. N. (1980). Pore pressure dissipation after cone penetration, Research Report R.80-11, MIT, Cambridge, Mass.
3. Cai, G. J., Liu, S. Y., and Tong, L. Y. (2010). “Field evaluation of deformation characteristics of a lacustrine clay deposit using seismic piezocone tests.” Engineering Geology, Vol. 116, Nos. 3-4, pp. 251–260, DOI: 10.1016/j.enggeo.2010.09.006.
4. Campanella, R. G. (1994). Field methods for dynamic geotechnical testing, Dyn. Geotech. Testing II (Special Technical Pub. No.1213). ASTM, West Conshohocken, PA, 3–32.
5. Campanella, R. G., Robertson P. K., and Gillespie D. (1986). “Seismic cone penetration test.” Proceedings of the Special Conference In Situ'86. Use of In Situ Testing in Geotechnical Engineering. Blacksburg, Virginia, USA, pp. 116-130.