1. Hydrogeological and Hydrochemical Assessment of the Quaternary Aquifer South Qena City”, Upper Egypt;Ali;Earth Science Research,2013
2. Salinity of water resources in the Siwa Oasis: monitoring and diagnosis;Aly,2010
3. Hydrochemical and quality of water resources in Saudi Arabia groundwater: a comparative study of Riyadh and Al-Ahsa regions;Anwar;Proceedings of the International Academy of Ecology and Environmental Sciences,2013
4. A Desertification Impact on Siwa Oasis: present and Future Challenges;Abo-Ragab;Res J Agric Biol Sci,2010
5. Farrag A.A. and H.A. Megahed (2015). Hydrogeochemical analysis of Groundwater and its suitability for drinking and agriculture uses at Siwa Oasis. Western Desert Of Egypt" Eith International Conference on the Geology Of Africa P-P IV-83-IV-100, Assiut-Egypt.