1. Al Faitouri M, Sanford WE (2015) Stable and radio-isotope analysis to determine recharge timing and paleoclimate of sandstone aquifers in central and southeast Libya. Hydrogeol J. doi: 10.1007/s10040-015-1232-7
2. Ali A, Oweis T, Rashid M, El Naggar S, Abdul Al A (2007) Water harvesting options in the drylands at different spatial scales. Land Use Water Resour Res 7:1–13
3. ASRT (Academy of Scientific Research and Technology) (1987) Soil map of the northwestern coast of Egypt, Sheets nos. 1-A and 2-B, scale 1: 100000, ASRT, Cairo, Egypt
4. Awad M, Hammad F, Aly A, Sadek M (1994) Use of environmental isotopes and hydrochemistry as indicators for the of groundwater resources in El-Dabaa area, northwestern coastal zone of Egypt. Environ Geochem Health 16:31–38
5. Bolten A, Bubenzer O (2006) New elevation data (SRTM/ASTER) for geomorphological and geoarchaeological research in arid regions. Z Geomorphol NF 142:265–279