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\bibitem{Wadsak_etal2000} {\textquotedblleft}\textit{Multianalytical study of patina formed on archaeological metal objects from Bliesbruck-Reinheim}{\textquotedblright}. Wadsak M, Constantinides I, Vittiglio G, Adriaens A, Janssens K, Schreiner M, Adams FC, Brunella P, Wuttmann M, Microchimica acta \textbf{133}, 159 (2000).   http://doi.org/10.1007/S006040070086

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