Measurement of Prompt $\\psi(2S) \\to J/\\psi$ Yield Ratios in Pb-Pb and $p-p$ Collisions at $\\sqrt {s_{NN}}=$ 2.76 TeV
Journal
Physical Review Letters
Journal Volume
113
Journal Issue
26
Pages
262301
Date Issued
2014-10
Author(s)
Type
journal article