PRL 102, 091801 (2009)

Parameter	Measurement
\({\cal{B}} ( \bar{B}_s^0 \to D_s^{()+} D_s^{()-} )\)	\([0.035 \pm 0.010\mbox{ (stat)} \pm 0.011\mbox{ (syst)}] \times 10^{0}\)