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\bibitem{Baeva_etal2020} Baeva, E. M., Titova, N. A., Kardakova, A. I., Piatrusha, S. U., \& Khrapai, V. S. (2020). Universal bottleneck for thermal relaxation in disordered metallic films. \textit{Jetp Lett.}, \textit{111}(2), 104--108.

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