Ahmed, A A. (2009). Stochastic analysis of free surface flow through earth dams. Computers and Geotechnics. 36(7), 1186-1190 Ahmed, A. A., and Bazaraa A S. (2009). Three-dimensional analysis of seepage below and around hydraulic structures. Journal of Hydrologic Engineering, ASCE, 14(3), 243-247. Ahmed, A. A. (2008). Saturated-unsaturated flow through leaky dams. Journal of Geotechnical and Geoenvironmental Engineering, ASCE, 134(10), 1564-1568. Ahmed, A. A., (2008). Design of hydraulic structures resting on spatially random soil. Engineering Research Journal, Faculty of Engineering, Banha University, 9, 34-47. Ahmed, A A, Soliman, A. M., and Bazaraa, A. S. (2007). 3-D steady analysis of leaky hydraulic structures: 1. Leaky sheetpiles. Journal of Engineering and applied Science: 54 (2) ,141-157. Ahmed, A A, Soliman, A. M., and Bazaraa, A. S. (2007). 3-D steady analysis of leaky hydraulic structures: 2. Leaky dams. Journal of Engineering and applied Science: 54 (3), 289-302. Ahmed, A. A., and Chen, D. (2006). Effects of contamination age on phenanthrene desorption from aquifers. Journal of Environmental science and health, Part A-Toxic/Hazardous Substances & Environmental Engineering, 41, 1-15. Ahmed, A. A., and Chen, D. (2006). Field scale DNAPLs transport under nonequilibrium sorption conditions. Journal of Environmental science and health, Part A-Toxic/Hazardous Substances & Environmental Engineering, 41, 273-290. Ahmed, A. A., and Chen, D. Nonequilibrium desorption of TCE: Investigation at a field scale. Seventh International Symposium on In Situ and On-Site Bioremediation, Florida, USA, June 2003. Ahmed, A. A., and Chen, D. Effect of contaminants age on desorption of phenanthrene from rock fragments. Seventh International Symposium on In Situ and On-Site Bioremediation, Florida, USA, June 2003. Ahmed, A. A., Chen, D., and Ren, J. Dense nonaqueous phase liquids persistence to desorption from contaminated soils and sediments. Second International Conference on Remediation of Contaminated Sediments, Venice, Italy; September 30 - October 3, 2003. Ahmed, A. A. Saturated-unsaturated flow through earth dams. ASCE V International Symposium on Environmental Hydrology, Cairo, Egypt, September 2-5, 2007. Refaay El Toukhy, M. A., and Ahmed, A. A. Numerical modeling of velocity distributions in navigable canals at outflow water exits. ASCE V International Symposium on Environmental Hydrology, Cairo, Egypt, September 2-5, 2007. Ahmed A. A., and Bazaraa A. S. Three-dimensional analysis of seepage below and around hydraulic structure. ASCE V International Symposium on Environmental Hydrology, Cairo, Egypt, September 2-5, 2007. Ahmed, A. A., and Chen, D. Effect of tide-induced water table fluctuations on contaminant transport in coastal aquifers. Second International Symposium on Shallow Flows, Hong Kong, December 10-12, 2008.