Phung Duc Long and B. William Cheang. (2019) Finite Element Modelling of a Bidirectional Pile Test in Vietnam. <i>The Geotechnical Engineering Journal of the SEAGS & AGSSEA</i>, <i>50</i>(3), 142-145.Phung Duc Long and B. William Cheang. "Finite Element Modelling of a Bidirectional Pile Test in Vietnam". The Geotechnical Engineering Journal of the SEAGS & AGSSEA 50 (2019):142-145.Phung Duc Long and B. William Cheang. Finite Element Modelling of a Bidirectional Pile Test in Vietnam. Southeast Asian Geotechnical Society:ม.ป.ท. 2019.