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\bibitem{NEXTCollaborationAlvarez_etal2013} NEXT Collaboration(Alvarez, V. et al), Ball, M., Carcel, S., Cervera-Villanueva, A., Diaz, J., Ferrario, P., et al. (2013). Design and characterization of the SiPM tracking system of NEXT-DEMO, a demonstrator prototype of the NEXT-100 experiment. \textit{J. Instrum.}, \textit{8}, T05002--18pp.

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