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\bibitem{Legrand_etal2018} {\textquotedblleft}\textit{Non-invasive analysis of a 15th century illuminated manuscript fragment: point-based vs imaging spectroscopy}{\textquotedblright}. Legrand S, Ricciardi P, Nodari L, Janssens K, Microchemical journal \textbf{138}, 162 (2018).   http://doi.org/10.1016/J.MICROC.2018.01.001

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