PRD 84, 052012 (2011)

CDF: INSPIRE

ParameterMeasurement
\(\frac{{\cal{B}} ( \bar{B}^0_s \to J/\psi f_0(980) ) \times {\cal{B}} ( f_0(980) \to \pi^+ \pi^- )} { {\cal{B}} ( \bar{B}^0_s \to J/\psi \phi )) \times {\cal{B}} ( \phi \to K^+ K^- )}\)\([0.257 \pm 0.020\mbox{ (stat)} \pm 0.014\mbox{ (syst)}] \times 10^{0}\)