A. S. Bradshaw และ A. C. Morales-Velez and C.D.P. Baxter. (2012) Evaluation of existing CPT correlations in silt. <i>The Geotechnical Engineering Journal of the SEAGS & AGSSEA</i>, <i>43</i>(4), pp 1-10.A. S. Bradshaw และ A. C. Morales-Velez and C.D.P. Baxter. "Evaluation of existing CPT correlations in silt". The Geotechnical Engineering Journal of the SEAGS & AGSSEA 43 (2012):pp 1-10.A. S. Bradshaw และ A. C. Morales-Velez and C.D.P. Baxter. Evaluation of existing CPT correlations in silt. Southeast Asian Geotechnical Society:ม.ป.ท. 2012.