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\bibitem{Gershenzon_etal1990} Gershenzon EM, Gol{\textquoteright}tsman GN, Sergeev A, Semenov AD. Picosecond response of YBaCuO films to electromagnetic radiation. In: Gorzkowski W, Gutowski M, Reich A, Szymczak H, editors. Proc. European Conf. High-Tc Thin Films and Single Crystals.; 1990. p. 457--62.

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