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\bibitem{Adrian-Martinez_etal2016} Adrian-Martinez, S. et al, Calvo, D., \& Real, D. (2016). Long term monitoring of the optical background in the Capo Passero deep-sea site with the NEMO tower prototype. \textit{Eur. Phys. J. C}, \textit{76}(2), 68--11pp.

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