Literature cited
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Additional information
Translated from Izmeritel'naya Tekhnika, No. 2, pp. 58–59, February, 1974.
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Bogdanova, E.T., Kuzovnikov, A.M., Levchenko, D.G. et al. High-sensitivity selective amplifier. Meas Tech 17, 254–256 (1974). https://doi.org/10.1007/BF00813105
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DOI: https://doi.org/10.1007/BF00813105