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\bibitem{Tretyakov_etal2014} Tretyakov, I., Seliverstov, S., Zolotov, P., Kaurova, N., Voronov, B., Finkel, M., et al. (2014). Noise temperature and noise bandwidth of hot-electron bolometer mixer at 3.8 THz. In \textit{Proc. 25$^{th}$ Int. Symp. Space Terahertz Technol.} (77).

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