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\bibitem{Glejm_etal2014} Glejm, A. V., Anisimov, A. A., Asnis, L. N., Vakhtomin, Y. B., Divochiy, A. V., Egorov, V. I., et al. (2014). Quantum key distribution in an optical fiber at distances of up to 200 km and a bit rate of 180 bit/s. \textit{Bulletin of the Russian Academy of Sciences. Physics}, \textit{78}(3), 171--175.

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