R. G. Hills

Algorithms for solving Richards' equation for variably saturated soils

M. R. Kirkland, R. G. Hills, P. J. Wierenga · Water Resources Research · 1992 · 192 citations

Numerical Analysis, Geotechnical Engineering, Soil Property +12

Modeling one‐dimensional infiltration into very dry soils: 1. Model development and evaluation

R. G. Hills, I. Porro, David Hudson et al. · Water Resources Research · 1989 · 191 citations

Geotechnical Engineering, Soil Property, Engineering +15

The Las Cruces Trench Site: Characterization, Experimental Results, and One‐Dimensional Flow Predictions

P. J. Wierenga, R. G. Hills, David Hudson · Water Resources Research · 1991 · 127 citations

Engineering, Wetting Front, Earth Science +21

Parameter estimation of hydraulic properties from one‐step outflow data

Alexander Frederik. Toorman, P. J. Wierenga, R. G. Hills · Water Resources Research · 1992 · 105 citations

Engineering, Hydrologic Engineering, Hydraulics +16

Statistical Validation of Engineering and Scientific Models: Background

R. G. Hills, T.G. Trucano · 1999 · 103 citations