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\bibitem{Miller_etal2011} Miller, A. J., Lita, A. E., Calkins, B., Vayshenker, I., Gruber, S. M., \& Nam, S. W. (2011). Compact cryogenic self-aligning fiber-to-detector coupling with losses below one percent. \textit{Opt. Express}, \textit{19}(10), 9102--9110.

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