S. D. Clarke and C. C. Hird. (2013) Modelling viscous effects during and after construction in London Clay. <i>The Geotechnical Engineering Journal of the SEAGS & AGSSEA</i>, <i>44</i>(2), 48-54.S. D. Clarke and C. C. Hird. "Modelling viscous effects during and after construction in London Clay". The Geotechnical Engineering Journal of the SEAGS & AGSSEA 44 (2013):48-54.S. D. Clarke and C. C. Hird. Modelling viscous effects during and after construction in London Clay. Southeast Asian Geotechnical Society:ม.ป.ท. 2013.