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\bibitem{LHCbCollaborationAaij_etal2019} LHCb Collaboration(Aaij, R. et al), Garcia Martin, L. M., Henry, L., Jashal, B. K., Martinez-Vidal, F., Oyanguren, A., et al. (2019). Observation of a Narrow Pentaquark State, P-c(4312)(+), and of the Two-Peak Structure of the P-c(4450)(+). \textit{Phys. Rev. Lett.}, \textit{122}(22), 222001--11pp.

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