1. D. K. Babu, and A. S. Odeh . 1989 . Productivity of a horizontal well. SPE Reservoir Engineering., November 1989. pp.417 -421 .
2. Evaluation of Unsaturated Zone Air Permeability Through Pneumatic Tests
3. J. Bear, 1972 . Dynamics of Fluids in Porous Media . American Elsevier, New York, NY. 764 pp.
4. J. Bear, 1979 . Hydraulics of Groundwater . McGraw-Hill, New York, NY. 569 pp.
5. M. S. Beljin, and G. Losonsky . 1992 . HWELL: A horizontal well model, solving ground water problems with models . IGWMC, Dallas, TX. pp.45 -54 .