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\bibitem{Pentcheva_etal1992} {\textquotedblleft}\textit{Trace element geochemistry of the system rock-thermal water -- suspended matter -- deposits in a granitic environment}{\textquotedblright}. Pentcheva EN, Veldeman E, Van {\textquoteright}t dack L, Gijbels R, , 1321 (1992)

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