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\bibitem{Kovaluyk_etal2019} Kovaluyk V, Lazarenko P, Kozyukhin S, An P, Prokhodtsov A, Goltsman G, et al. Influence of the phase state of Ge2Sb2Te5 thin cover on the parameters of the optical waveguide structures [abstract]. In: Proc. Amorphous and Nanostructured Chalcogenides. Technical University of Moldova; 2019. p. 47--8.

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