A.S. Balasubramaniam และผู้แต่งคนอื่นๆ. (2019) Instrumented Piles Tested in 1969 in Fine Loose Sand at Holmen, Drammen: Revisited 2019. <i>The Geotechnical Engineering Journal of the SEAGS & AGSSEA</i>, <i>50</i>(4), 78-88.A.S. Balasubramaniam และผู้แต่งคนอื่นๆ. "Instrumented Piles Tested in 1969 in Fine Loose Sand at Holmen, Drammen: Revisited 2019". The Geotechnical Engineering Journal of the SEAGS & AGSSEA 50 (2019):78-88.A.S. Balasubramaniam และผู้แต่งคนอื่นๆ. Instrumented Piles Tested in 1969 in Fine Loose Sand at Holmen, Drammen: Revisited 2019. Southeast Asian Geotechnical Society:ม.ป.ท. 2019.