D. T. Bergado, P. V. Long, P. Jamsawang, C. Na Lampun and A.S. Balasubramaniam 2024. On Prefabricated Vertical Drain (PVD) and Deep Cement Mixing (DCM) / Stiffened DCM (SDCM) Techniques for Soft Ground Improvement. Geotechnical Engineering Journal of the SEAGS & AGSSEA . 49, 2 (Oct. 2024), 164–181. DOI:https://doi.org/10.14456/seagj.2018.48.