CDF:8242

CDF (unpublished): link

ParameterMeasurement
\(\frac{{\cal{B}} ( B^- \to D^0 K^- )}{{\cal{B}} ( B^- \to D^0 \pi^- )}\)\([0.065 \pm 0.007\mbox{ (stat)} \pm 0.004\mbox{ (syst)}] \times 10^{0}\)