Measurement of prompt ?(2S) to J/? yield ratios in Pb-Pb and p-p collisions at sqrt[sNN]=2.76??TeV.

Measurement of prompt ?(2S) to J/? yield ratios in Pb-Pb and p-p collisions at sqrt[sNN]=2.76??TeV. Phys Rev Lett. 2014 Dec 31; 113(26):262301.

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