Sharafeldin, S. M., K. S. Essa, M. A. S. Youssef, H. Karsli, Z. E. Diab, and N. Sayil,
"Shallow geophysical techniques to investigate the groundwater table at the Great Pyramids of Giza, Egypt",
Geoscientific Instrumentation, Methods and Data Systems, vol. 8, issue 1, pp. 29-43, 2019.
Swileam, G. S., R. R. Shahin, H. M. Nasr, and K. S. Essa,
"Spatial variability assessment of Nile alluvial soils using electrical resistivity technique",
Eurasian Journal of Soil Science, vol. 8, issue 2, pp. 110-117, 2019.