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\bibitem{Karatas_etal2013} Karatas, B. S., Camoglu, G., \& Olgen, M. K. (2013). Spatio-temporal trend analysis of the depth and salinity of the groundwater, using geostatistics integrated with GIS, of the Menemen Irrigation System, Western Turkey. \textit{Ekoloji}, \textit{22}(86), 36--47.

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