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\bibitem{Darwish_etal2011} Darwish, T., Atallah, T., Francis, R., Saab, C., Jomaa, I., Shaaban, A., et al. (2011). Observations on soil and groundwater contamination with nitrate: A case study from Lebanon-East Mediterranean. \textit{Agricultural Water Management}, \textit{99}(1), 74--84.

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