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V. Malyshev, G. Melkov, and O. Prokopenko, Microwave devices based on superconducting surface electromagnetic wave resonator (Review Article): Superconductors at microwave frequencies and flux flow instabilities, Low Temp. Phys. 46, (2020) [Fiz. Nizk. Temp. 46, 422-432, (2020)] DOI: https://doi.org/10.1063/10.0000866.