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\bibitem{Schalm_etal2018} {\textquotedblleft}\textit{New generation monitoring devices for heritage guardians to detect multiple events and hazards}{\textquotedblright}. Schalm O, Anaf W, Callier J, Leyva Pernia D, IOP conference series : materials science and engineering \textbf{364}, Unsp 012056 (2018).   http://doi.org/10.1088/1757-899X/364/1/012056

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