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\bibitem{Milena-Perez_etal2021} Milena-P{\'e}rez, A., Pi{\~n}ero-Garc{\'\i}a, F., Benavente, J., Exp{\'o}sito-Su{\'a}rez, V. M., Vacas-Arquero, P., \& Ferro-Garc{\'\i}a, M. A. (2021). Uranium content and uranium isotopic disequilibria as a tool to identify hydrogeochemical processes. \textit{Journal of Environmental Radioactivity}, \textit{227}, 106503.

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