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\bibitem{Gershenzon_etal1990} Gershenzon, E. M., Gol{\textquoteright}tsman, G. N., Gogidze, I. G., Gusev, Y. P., Elantiev, A. I., Karasik, B. S., et al. (1990). Millimeter and submillimeter wave range mixer based on electronic heating of superconducting films in the resistive state. \textit{Sov. Supercond.}, \textit{3}(10), 1582--1597.

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