Rushton, K. R. Seepage and groundwater flow : numerical analysis by analog and digital methods / K. R. Rushton, S. C. Redshaw. - Chichester : John Wiley & Sons, 1979. - 339 p. : ill. ; 24 cm. - Wiley series in geotechnical engineering. . Includes index. Bibliography : p.327-332. ISBN: 0471997544 Subjects--Topical Terms: Seepage--Mathematical models.Seepage--Data processing.Groundwater flow--Mathematical models.Groundwater flow--Data processing.