1. Indraratna, B.: Recent advances in vertical drains and vacuum preloading for soft ground stabilisation. In: Proceedings of the 19th International Conference on Soil Mechanics and Geotechnical Engineering, Seoul, pp. 141–166 (2017)
2. Kjellman, W.: Consolidation of clay soil by means of atmospheric pressure. In: Proceedings on Soil Stabilization Conference, Boston, USA, vol. 1, pp. 258–263 (1952)
3. Bergado, D.T., Long, P.V., Chaiyaput, S., Balasubramaniam, A.S.: Prefabricated Vertical Drain (PVD) and Deep Cement Mixing (DCM)/Stiffened DCM (SDCM) techniques for soft ground Improvement. IOP Conf. Series: Earth and Environmental Science 143 (2018)
4. Chai, J., Shen, S., Miura, N., Bergado, D.T.: Simple method of modeling PVD improved subsoil. J. Geotech. Geoenviron. Eng. 127(11), 965–972 (2001)
5. Barron, R.A.: Consolidation of fine-grained soils by drain wells. Trans. Am. Soc. Civ. Eng. 113, 718–742 (1948)