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Submitted on : Thursday, September 28, 2000 - 3:52:24 PM Last modification on : Wednesday, September 16, 2020 - 5:37:45 PM
X.Y. Pham, J.-M. Richard. Some problems with the hyperfine structure of charmonium. Physics Letters B, Elsevier, 1977, 70, pp.370-372. ⟨in2p3-00017661⟩