[1]Arquivado 25 de setembro de 2019 en Wayback Machine. Abd El Samie, S., and Sadek, M., 2001, Groundwater recharge and flow in the Lower Cretaceous Nubian Sandstone aquifer in the Sinai Peninsula, using isotopic techniques and hydrochemistry: Hydrogeology Journal, vol. 9, n. 4, p. 378-389
[1]Arquivado 25 de setembro de 2019 en Wayback Machine. Abd El Samie, S., and Sadek, M., 2001, Groundwater recharge and flow in the Lower Cretaceous Nubian Sandstone aquifer in the Sinai Peninsula, using isotopic techniques and hydrochemistry: Hydrogeology Journal, vol. 9, n. 4, p. 378-389