[1] Beyer, W. (1964). To determine the water permeability of sands and gravels from the particle distribution curve. Water Management, 14, 165-168 (in German).
[2] Boadu, F.K. (2000). Hydraulic conductivity of soils from grain-size distribution: new models. J. Geotech. Geoenviron. Eng., 126 (8), 739-746.
[3] Carman, P.C. (1937). Fluid Flow through Granular Beds. Trans. Inst. Chem. Eng., 15, 1-50.
[4] Chapuis, R.P. (2012). Predicting the saturated hydraulic conductivity of soils: a review.Bull. Eng. Geol. Environ., 71, 401–434.
[5] Cheong, J., Hamm, S., Kim, H., Ko, E., Yang, K. and Lee, J. (2008). Estimating hydraulic conductivity using grain-size analyses, aquifer tests, and numerical modeling in a riverside alluvial system in South Korea. Hydrogeology Journal, 16, 1129 –1143.
[6] Chua, L.H.C., Lo, E.Y.M., Freybery, D.L., Shuy, E.B., Lim, T.T., Tan, S.K. and Ngonidzashe, M. (2007). Hydrostratigraphy and geochemistry at a coastal sandhill in Singapore. Hydrogeology Journal, 15(8), 1591–1604.
[7] Fodor, N., Sándor, R., Orfanus, T., Lichner, L. and Rajkai, K. (2011). Evaluation method dependency of measured saturated hydraulic conductivity. Geoderma, 165, 60 – 68.
[8] Green, W.H. and Ampt, G.A. (1911). Studies in soil physics: I.The flow of air and water through soils. Journal of Agriculture science, 4, 1-24.
[9] Hazen, A. (1892). Some physical properties of sands and gravels with special reverence to their use infiltration. In: 24th annual report, Massachusetts State Board of Health, pp. 539–556.
[10] Hillel, D. (1998). Environmental soil physics, Academic press, Sand Diego, CA, 486p.
[11] Horton, R.E. (1940). An approach towards a physical interpretation of infiltration capacity. Soil Sci. Soc. Am. Proc., 5, 399 – 417.
[12] Kostiakov, A.N. (1932). On the dynamics of the coefficients of water per-colation in soils and on the necessity of studying it from a dynamic point of view for purposes of amelioration. Trans. Com. Int. Soc. Soil Sci., 6, 17–21.
[13] Kozeny, J. (1927). In line via capillary water in the ground. Proceedings of Acad. Vienna.Math. Natural Sciences, 136, 271-306 (In German).
[14] Landon, M.K., Rus, D.L. and Harvey, F.E. (2001). Comparison of instream methods for measuring hydraulic conductivity in sandy streambeds. Ground Water, 39(6), 870–885.
[15] Loudon, A.G. (1952). The computation of hydraulic conductivity from simple soil test. Geotechnique, 3(3), 165–183.
[16] Mohamadi, M.H. and Rafahi, H.G. (2005). Estimating of parameters of infiltration equations by using soil physical properties. Journal of Iranian Agricultural Science, 36(6), 1391-1398 (In Persian).
[17] Nakhaei, M. (2005). Estimating the Saturated Hydraulic Conductivity of Granular Material, Using Artificial Neural Network, Based on Grain Size Distribution Curve. Journal of Sciences, Islamic Republic of Iran, 16(1), 55-62.
[18] Odong, J. (2007). Evaluation of empirical formulae for determination of hydraulic conductivity based on grain-size analysis. Journal of American Science, 3(3), 54–60.
[19] Phillip, J.R. (1957). The theory of infiltration: 1.Infiltration equation and its solution. Soil Science, 83, 345- 357.
[20] Pliakas, F. and Petalas, C. (2011). Determination of Hydraulic Conductivity of Unconsolidated River Alluvium from Permeameter Tests, Empirical Formulas and Statistical Parameters Effect Analysis. Water Resour. Management. 25(11), 2877–2899.
[21] Ronayne, M., Houghton, T. and Stednick, J. (2012). Field characterization of hydraulic conductivity in a heterogeneous alpine glacial till. Journal of Hydrology, 458–459, 103–109.
[22] Sadeghzadeh, K., Shirmohammadi, A., Montas, H. and Felton, G. (2007). Evaluation of infiltration models in contaminated landscape. Journal of Environmental Science and Health (Part A), 42, 983–988.
[23] Shepherd, R.G. (1989). Correlations of hydraulic conductivity and grain size. Ground Water, 27(5), 633–638.
[24] Slichter, C.S. (1899). Theoretical investigation of the motion of ground waters. U.S. Geol. Surv., 19th Ann. Rept., 2, 295–384.
[25] Song, J., Chen, X., Cheng, C., Wang, D., Lackey, S. and Xu, Z. (2009). Feasibility of grain-size analysis methods for determination of vertical hydraulic conductivity of streambeds. Journal of Hydrology, 375, 428–437.
[26] Takounjou, A.F., Fantong, W., Ngoupayou, J.N. and Nkamdjou, L.S. (2012). Comparative Analysis for Estimating Hydraulic Conductivity Values to Improve the Estimation of Groundwater Recharge in Yaoundé-Cameroon. British Journal of Environment & Climate Change, 2(4), 391-409.
[27] Terzaghi, K. and Peck, R.B. (1964). Soil mechanics in engineering practice, Wiley, New York, 688p.
[28] Vukovic, M. and Soro, A. (1992). Determination of hydraulic conductivity of porous media from grain-size composition, Water Resources Publications, Colorado, 83p.