Suppression of Excited ? States Relative to the Ground State in Pb-Pb Collisions at sqrt[s]_{NN}=5.02??TeV.
Suppression of Excited ? States Relative to the Ground State in Pb-Pb Collisions at sqrt[s]_{NN}=5.02??TeV. Phys Rev Lett. 2018 Apr 06; 120(14):142301.