M. I., G., M. M., E.-K., & H. M. G., I. (2015). Groundwater Vulnerability Assessment Using Different Overlay and Index Methods for Quaternary Aquifer of Wadi El-Tumilat, East Delta, Egypt. Asian Review of Environmental and Earth Sciences, 2(1), 9–22. Retrieved from http://www.asianonlinejournals.com/index.php/AREES/article/view/684