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\bibitem{Pulido-Leboeuf_etal2003} Pulido-Leboeuf, P., Pulido-Bosch, A., Calvache, M. L., Vallejos, {\'A}., \& Andreu, J. M. (2003). Strontium, SO42-/Cl- and Mg2+/Ca2+ ratios as tracers for the evolution of seawater into coastal aquifers: the example of Castell de Ferro aquifer (SE Spain). \textit{Comptes Rendus Geoscience}, \textit{335}(14), 1039--1048.

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