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\bibitem{Pentcheva_etal1996} {\textquotedblleft}\textit{Sur l{\textquoteright}{\'e}quilibre hydrog{\'e}ochimique {\textquotedblleft}solution -- suspension{\textquotedblright} dans les syst{\`e}mes hydrothermaux du socle cristallin}{\textquotedblright}. Pentcheva EN, Veldeman E, Van {\textquoteright}t dack L, Gijbels R, Doklady Bolgarskoi Akademii Nauk \textbf{49}, 65 (1996)

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