Siew Ann Tan. (2016) Economical Design for NSF Piles in Soft Clays using Soil-Structure Interaction. <i>The Geotechnical Engineering Journal of the SEAGS & AGSSEA</i>, <i>47</i>(3), pp 74-78.Siew Ann Tan. "Economical Design for NSF Piles in Soft Clays using Soil-Structure Interaction". The Geotechnical Engineering Journal of the SEAGS & AGSSEA 47 (2016):pp 74-78.Siew Ann Tan. Economical Design for NSF Piles in Soft Clays using Soil-Structure Interaction. Southeast Asian Geotechnical Society:ม.ป.ท. 2016.