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\bibitem{HAWCCollaborationAlbert+SalesaGreus2021} HAWC Collaboration(Albert, A. et al), \& Salesa Greus, F. (2021). Evidence of 200 TeV Photons from HAWC J1825-134. \textit{Astrophys. J. Lett.}, \textit{907}(2), L30--9pp.

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