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\bibitem{Smirnov_etal2009} Smirnov, K. V., Vakhtomin, Y. B., Divochiy, A. V., Ozhegov, R. V., Pentin, I. V., Slivinskaya, E. V., et al. (2009). Single-photon detectors for the visible and infrared parts of the spectrum based on NbN nanostructures. In \textit{Proc. Progress In Electromagnetics Research Symp.} (pp. 863--864). Moscow, Russia.

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