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\bibitem{Croitoru_etal2014} {\textquotedblleft}\textit{Coherent dynamics of confinement-induced multiband superconductors}{\textquotedblright}. Croitoru MD, Zachmann M, Vagov A, Axt VM, Shanenko AA, Kettmann P, Papenkort T, Kuhn T, Physica: C : superconductivity \textbf{503}, 183 (2014).   http://doi.org/10.1016/j.physc.2014.04.014

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