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\bibitem{OrtegaSaez_etal2023} {\textquotedblleft}\textit{Towards a novel strategy for soot removal from water-soluble materials : the synergetic effect of hydrogels and cyclomethicone on gelatine emulsion-based photographs}{\textquotedblright}. Ortega Saez N, Arno R, Marchetti A, Cauberghs S, Janssens K, Van der Snickt G, Al-Emam E, Heritage science \textbf{11}, 78 (2023).   http://doi.org/10.1186/S40494-023-00916-5

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