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\bibitem{Marrone_etal2005} Marrone, D. P., Raymond Blundell, Edward Tong, Paine, S. N., Denis Loudkov, Jonathan Kawamura, et al. (2005). Observations in the 1.3 and 1.5 THz atmospheric windows with the Receiver Lab Telescope. In \textit{Proc. 16$^{th}$ Int. Symp. Space Terahertz Technol.} (pp. 64--67). G{\"o}teborg, Sweden.

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