Mitchell T.J., Degroot DJ, Lutenegger AJ, Ernst H., McGrath V..  1999.  Comparison of CPTU and laboratory soil parameters for bridge foundation design on fine grained soils: A case study in Massachusetts. Transportation Research Record: Transportation Research Board. 1675:24-31.

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Ostendorf DW, Hinlein ES, Rotaru C, Degroot DJ.  2006.  Contamination of groundwater by outdoor highway deicing agent storage. Journal of Hydrology. 326(1-4):109-121.

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Ostendorf DW, Lukas WG, Degroot DJ.  Submitted.  Damped slug tests in heterogeneous till above the Andover granite. Water Resources Research.

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Dejong JT, Yafrate N, Degroot DJ.  2007.  Design of a miniature piezoprobe for high resolution stratigraphic profiling. Geotechnical Testing Journal. 30(4):1-11.

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Poirier SE, Degroot DJ.  2010.  Development of a portable probe for field and laboratory measurement of low to medium values of soil suction. Geotechnical Testing Journal. 33(3):253‐260.

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Nagaraj TS, Degroot DJ.  2004.  Discussion: Determination of liquid limit from equilibrium sediment volume. Géotechnique. 54(9):611-613.

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Degroot DJ, Lutenegger AJ.  1993.  Discussion on “Characteristics of a Bentonite Slurry as a Sealant” by Tuncer B. Edil and Ahmed S. H. Muhanna. Geotechnical Testing Journal. 16(1):135-137.

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Degroot DJ, Germaine JT, Ladd CC.  1994.  Effect of nonuniform stresses on measured DSS stress‐strain behavior. Journal of Geotechnical Engineering. 120(5):892-912.

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Degroot DJ, Baecher GB.  1993.  Estimating autocovariance of in‐situ soil properties. Journal of Geotechnical Engineering. 119(1):147-166.

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Yafrate N, Dejong JT, Degroot DJ, Randolph MF.  2009.  Evaluation of remolded shear strength and sensitivity of soft clay using full flow penetrometers. Journal of Geotechnical and Geoenvironmental Engineering. 135(9):1179-1189.

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Dejong JT, Yafrate N, Degroot DJ.  2011.  Evaluation of undrained shear strength using full flow penetrometers. Journal of Geotechnical and Geoenvironmental Engineering. 137(1):14-26.

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Carswell W, Johansson J., Løvholt F., Arwade SR, Madshus C., Degroot DJ, Myers AT.  2015.  Foundation damping and the dynamics of offshore wind turbine monopiles. Renewable Energy. 80:724–736.

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Degroot DJ, Low H.E., Landon-Maynard M.L., Randolph MF.  2011.  Geotechnical characterisation and engineering properties of Burswood clay. Géotechnique. 61(7):575-591.

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Lutenegger AJ, Degroot DJ.  1994.  Hydraulic conductivity of borehole sealants. Hydraulic Conductivity and Waste Contaminant Transport in Soil. 1142:439-460.

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Ostendorf DW, Degroot DJ, Shelburne WM, Mitchell TJ.  2004.  Hydraulic head in a clayey sand till over multiple timescales. Canadian Geotechnical Journal. 41(1):89-105.

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Degroot DJ, Ostendorf DW, Judge AI.  2012.  In situ measurement of hydraulic conductivity of saturated soils. Geotechnical Engineering Journal of the SEAGS & AGSSEA. 43(4):63-71.

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Sheahan TC, Degroot DJ.  1997.  Laboratory determination of coastal sediment mechanical properties. Marine Georesources and Geotechnology. 15(3):231-252.

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Degroot DJ, Sheahan TC.  1995.  Laboratory methods for determining engineering properties of overconsolidated clays. Transportation Research Record. (1479):17-25.

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Degroot DJ, Landon MM.  2007.  Laboratory testing of undisturbed soft clay samples to determine engineering design parameters. Studia Geotechnica et Mechanica. 29(1-2):23-37.

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Ostendorf DW, Zlotnik VA, Degroot DJ.  2009.  A linear theory of slug tests with annular effects. Journal of Hydrology. 368(1-4):205–213.

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Lutenegger AJ, Degroot DJ.  1992.  Measurement of hydraulic conductivity in clay using push-in piezometers. Current Practices in Ground Water and Vadose Zone Investigations. 1118:362-374.

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Ostendorf DW, Degroot DJ, Judge AI, LaMesa DF.  2010.  Method to characterize aquitards above leaky aquifers with water supply wells. Hydrogeology Journal. 18(3):595‐605.

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Degroot DJ, Lutenegger AJ, Panton J.G., Ostendorf DW, Pollock S.J..  1996.  Methods of determining in situ oxygen profiles in the vadose zone of granular soils. Sampling Environmental Media, American Society for Testing and Materials. Special Technical Publication No. 1282:271-288.

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Whittle AJ, Degroot DJ, Ladd CC, Seah T.H..  1994.  Model prediction of anisotropic behavior of Boston blue clay. Journal of Geotechnical Engineering. 120(1):199-224.

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Degroot DJ, Germaine JT, Ladd CC.  1993.  The multidirectional direct simple shear apparatus. Geotechnical Testing Journal. 16(6):283-295.

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Lukas WG, Degroot DJ, Ostendorf DW, Hinlein ES.  2015.  Multi-scale hydrogeologic characterization of a leaky till-mantled fractured bedrock aquifer system. Canadian Geotechnical Journal. 52(12):1945-1955.

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Carswell W, Arwade SR, Degroot DJ, Myers AT.  2016.  Natural frequency degradation and permanent accumulated rotation for offshore wind turbine monopiles in clay. Renewable Energy. 97:319-330.

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Landon MM, Degroot DJ, Sheahan TC.  2007.  Nondestructive sample quality assessment of a soft clay using shear wave velocity. Journal of Geotechnical and Geoenvironmental Engineering. 133(4):424-432.

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Ostendorf DW, Lukas WG, Degroot DJ.  2016.  Partially penetrating slug tests in an unweathered till layer. Hydrology Research: An International Journal. 47(4)

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Judge AI, Ostendorf DW, Degroot DJ, Zlotnik VA.  2014.  Pneumatic permeameter for transient tests on coarse gravel. Journal of Hydrologic Engineering. 19(2):319-327.

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