Observation of Cabibbo suppressed $B\to D^{(\ast )}{K}^{-}$ decays at Belle

K. Abe

Cabibbo-suppressed decays $B\to D^{(\ast )}{K}^{-}$ using a 10.4 fb${}^{-1}$ data sample accumulated at the ${\rm Y}(4S)$ resonance with the Belle detector at the KEKB $e^{+}{e}^{-}$ storage ring. Th…