1. Theory of aquifer tests;Ferris;U.S. Geol. Surv., Water Supply Pap. 1536-E,1962
2. Non-steady radial flow in an infinite leaky aquifer;Hantush;Trans. Am. Geophys. Union,1955
3. Analysis and evaluation of pumping test data;Kruseman;Int. Inst. Land Reclam. Improv. Bull.,1970
4. Critical analysis of the alternating direction implicit method of aquifer analysis;Rushton;J. Hydrol.,1974