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\section*{1997}

Gerecht E, Musante CF, Yngvesson KS, Waldman J, Gol{\textquoteright}tsman GN, Yagoubov PA, et al. Optical coupling and conversion gain for NbN HEB mixer at THz frequencies. In: Proc. 4-th Int. Semicond. Device Research Symp.; 1997. p. 47--50.

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