individual publications

• academic article

  • Exact solutions to radially symmetric two-phase flow for an arbitrary diffusivity.  Advances in Water Resources.  28:1112-1121. 2005
  • Scope for further analytical solutions for constant-flux infiltration into a semi-infinite soil profile, or redistribution in a finite soil profile.  Water Resources Research.  38:1265. 2002
  • Similitude applied to centrifugal scaling of unsaturated flow.  Water Resources Research.  37:2471-2479. 2001
  • Stochastic sediment transport in soil erosion.  Journal of Hydrology.  204:217-230. 1998
  • Unsteady soil erosion model, analytical solutions and comparison with experimental results.  Journal of Hydrology.  178:351-367. 1996
  • Analytical reduction for a concentration-dependent diffusion problem.  ZAMP.  44:85-102. 1993
  • Exact desorptivities for power law and exponential diffusivities.  Soil Science Society of America Journal.  51:867-869. 1987
  • Numerical corrections of Wu's coefficients for scattering of high-frequency waves from spheres and cylinders.  Phys. Rev. Letters.  55:555-557. 1985
  • Wetting front analysis of the nonlinear diffusion equation.  Water Resources Research.  20:636-638. 1984
  • The three parameter infiltration equation.  Soil Science Journal.  133:337-341. 1982
  • Properties of the sorptivity for exponential diffusivity and application to the measurement of the soil water diffusivity.  Soil Science Society of America Journal.  45:705-709. 1981

• conference paper

  • Unsteady soil erosion due to rainfall impact and sediment transport.  Hydrology Days. 245-258. 1998
• Comments on ‘Quasi analytical solutions of the soil water flow equation for problems of evaporation’ 1989