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Assumptions in equilibrium analysis and experimentation in unsaturated soil. Proc. 4th Int. Conf. on Unsaturated Soils, UNSAT 2006, Carefree, Arizona, ASCE Geotechnical Special Publication No. 147, Ed. Miller, G.A. et al, 2, 2401-2407.

Stresses and conjugate strain-increments in plotting experimental data for unsaturated soils (2005). International Symposium on Advanced Experimental Unsaturated Soil Mechanics, Trento, Italy, 27-29 June, Ed. Tarantino, A, Romero, E. and Cui, Y.J.. Publ

Equilibrium stress conditions in unsaturated soil. Proc. 4th Int. Conf. on Unsaturated Soils, UNSAT, Carefre, Arizona, ASCE Geotechnical Special Publication No. 147. Ed. Miller et al, 2, 2392-2400.

Uplift of anchor plates in sand. Journal of Geotechnical Engineering, American Society of Civil Engineers, 113, No. 3, 1987, 202-215.

Resistance of passive anchors in a cohesionless medium. Geotechnique 39, No. 3, 1989, 417-431.

Passive inclined anchorages in sand. Journal of Geotechnical Engineering, American Society of Civil Engineers, 117, No. 5, 1991, 801-814.

Clay linings to landfill sites. Quarterly Journal of Engineering Geology, 25, 1992, 371-376.

Selection of clays for use as landfill liners. Green'93 Waste Disposal by Landfill, Vol. 2, 1993, 77-82.

Evaluation of clays as linings to landfill. The Engineering of Waste Storage and Disposal, University of Wales Cardiff, Session 3, 1993, 327-336.

Discussion on 'A generalised procedure for predicting optimal lower bound break-out factors for strip anchors'. Geotechnique, 45, No. 2, 1995, 345-347.

Prediction of permeability of granular materials. Fourth International Symposium on Unbound Aggregates in Roads (UNBAR4), Ed. Dawson, A. and Jones, R., Part 2, 1995, 61-74.

A conceptual model for clay soils subjected to negative pore water pressures. Canadian Geotechnical Journal, 32, 1995, 905-912.

Plate anchor groups pulled vertically in sand. Journal of Geotechnical Engineering, ASCE, 122, No. 4, 1995, 509-516.

Evaluation of clays as linings to landfills. Engineering Geology of Waste Disposal, Geological Society Engineering Geology Special Publication No. 11, 1996, Ed. Bentley, S.P., 251-258.

Relative importance of factors influencing the permeability of clay soils. Geoenvironmental Engineering, Contaminated Ground: Fate of Pollutants and Remediation, Proc. Conf. University of Wales Cardiff, Ed. Yong,R.N. and Thomas, H.R., 1997, 41-47.

Discussion on 'Observations on soil permeability, moulding moisture content and dry density relationships'. by Wright, S.P., Walden, P.J. Sangra, C.M. and Langdon, N.J., Quarterley Journal of Engineering Geology, 31, Part 1, 1998, 73-74.

Properties and testing of clay liners. Geotechnical Engineeering of Landfill, Proc. Symp.Nottingam Trent University, 1998, ed. Dixon, N, Murray, E.J. and Jones, D.R.V.

Laboratory permeability measurements with Mercia Mudstone. Geoenvironmental Engineering, Geoenvironmental Impact Management, Proc, Third Conf. Edinburgh, 2001, 455-463.

An equation of state for unsaturated soils. Canadian Geotechnical Journal, 39, 2002, 125-140.

Use of a coupling stress for unsaturated soils. Proc. 3rd Int. Conf. for Unsaturated Soils, UNSAT 2002, Recife, Brazil, Ed. Juca, J.F.T., deCampos, T.M.P. and Marinho, F.A.M., Vol. 1, 121-124.

Validation of the accelerated permeability test as an alternative to the British Standard triaxial cell permeability test. Environment Agency Research Project No. P1-398/TR/01, 2003.

Procedure for the determination of the permeability of clayey soils in a triaxial cell using the accelerated permeability test. Environment Agency Technical Report No. P1-398/TR/2, 2003.

Investigation of contaminated land: three case studies. Geoenvironmental Engineering Contaminated Ground: Fate of Pollutants and Remediation, Proc. Conf. University of Wales, ed Yong, R.N. and Thomas, H.R., 1997, 41-47.

Geotechnical Engineering of Landfills. Proc. Symp. Nottingham Trent University, 1998.

Problematic soils, Proc. Sympos. Nottingham Trent University, 2001.

Evaluation report on Parallel Session 2.2: experimental unsaturated soil mechanics. Proc. Third Int. Conf. Unsaturated Soils, UNSAT 2002, 10-13 March 2002, Recife, Brazil

Discussion on Toll, D.G. and Ong, B.H. (2003). Critical state parameters for an unsaturated residual sandy soil. Geotechnique 53 (1), 93-103

Wetting, drying and compression characteristics of compacted clay. Geotechnique 56, No. 1, 57-62

Discussion on meta-stable equilibrium in unsaturated soils. Unsaturated Soils: Advances in Geo-Engineering, Proc. 1st European Conference on Unsaturated Soils, E-UNSAT, Durham, Ed. Toll, D,G. et al, 553-558.

Unsaturated Soils - A fundamental interpretation of soil behaviour. Wiley-Blackwell. ISBN 978-1-4443-3212-4

Kinetics of the homogeneous freezing of water. Physical Chemistry Chemical Physics, 2010, 12, 10380-10387.

Mechanical behaviour of unsaturated kaolin (with isotropic and anisotropic stress history). Part 1: wetting and compression behaviour.