PRD 86, 092011 (2012)

D0: INSPIRE

ParameterMeasurement
\(\frac {{\cal{B}} ( \bar{B}^0_s \to J/\psi f^\prime_2 )} { {\cal{B}} ( \bar{B}^0_s \to J/\psi \phi )}\)\([0.19 \pm 0.05\mbox{ (stat)} \pm 0.04\mbox{ (syst)}] \times 10^{0}\)