1. Some steady state solutions of the unsaturated moisture flow equation with application from a water table;Gardner;Soil Sci.,1958
2. Bijdrage tot de kennis van enige natuurkundige grootheden van den grond;Hooghoudt,1947
3. An analysis of actual evapotranspiration;Rijtema,1965
4. Soil moisture forecasting;Rijtema,1969
5. A field experiment concerning capillary rise of moisture in a heavy clay soil;Wind;Neth. J. Agr. Sci.,1955