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\bibitem{Janssens_etal2016} {\textquotedblleft}\textit{Virtual archaeology of altered paintings : multiscale chemical imaging tools}{\textquotedblright}. Janssens K, Legrand S, van der Snickt G, Vanmeert F, Elements \textbf{12}, 39 (2016).   http://doi.org/10.2113/GSELEMENTS.12.1.39

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