C. K. Tsang และ S. F. Chau and Jimmy Chan. (2016) Subsea Horizontal Directional Coring (HDC). <i>The Geotechnical Engineering Journal of the SEAGS & AGSSEA</i>, <i>47</i>(3), pp 31-36.C. K. Tsang และ S. F. Chau and Jimmy Chan. "Subsea Horizontal Directional Coring (HDC)". The Geotechnical Engineering Journal of the SEAGS & AGSSEA 47 (2016):pp 31-36.C. K. Tsang และ S. F. Chau and Jimmy Chan. Subsea Horizontal Directional Coring (HDC). Southeast Asian Geotechnical Society:ม.ป.ท. 2016.