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\bibitem{Slysz_etal2007} S{\l}ysz, W., Wegrzecki, M., Bar, J., Grabiec, P., G{\'o}rska, M., Zwiller, V., et al. (2007). Fibre-coupled, single photon detector based on NbN superconducting nanostructures for quantum communications. \textit{J. Modern Opt.}, \textit{54}(2-3), 315--326.

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