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\bibitem{MacLennan_etal2019} {\textquotedblleft}\textit{Rembrandt{\textquoteright}s An Old Man in Military Costume : combining hyperspectral and MA-XRF imaging to understand how two paintings were painted on a single panel}{\textquotedblright}. MacLennan D, Trentelman K, Szafran Y, Woollett AT, Delaney JK, Janssens K, Dik J, Journal of the American Institute for Conservation \textbf{58}, 54 (2019).   http://doi.org/10.1080/01971360.2018.1540245

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