1. The drawdown of the water-table under non-steady conditions near a pumped well in an unconfined formation;Boulton;Proc. Inst. Civil Eng.,1954
2. Analysis of data from non-equilibrium pumping tests allowing for delayed yield from storage;Boulton;Proc. Inst. Civil Eng.,1963
3. Numerical simulation of flow in an aquifer overlain by a water-table aquitard;Cooley;Water Resour. Res.,1972