Quasi-two-body decays $B^{+}\to D_s^{+}(R\to )K^{+}{K}^{-}$ in the perturbative QCD approach

Zhi-Tian Zou, Jun-Peng Wang, Zhou Rui +1

A search for the decay $B^{+}\to D_s^{+}{K}^{+}{K}^{-}$ has been reported by the LHCb Collaboration using $pp$ collision data corresponding to an integrated luminosity of $4.8\,\mathrm{fb}^{-…