1. The optimum shape of repositories for watertightness;Ford,1989
2. The seepage exclusion problem for spherical cavities;Knight;Water Resour. Res.,1989
3. Issues in flow and transport in heterogeneous porous media;Philip;Transp. Porous Media,1986
4. Quasilinear unsaturated soil-water movement: Scattering analogue, infiltration, and watertightness of cavities and tunnels;Philip,1986
5. The quasilinear analysis, the scattering analog, and other aspects of infiltration and seepage;Philip,1987