Improved branching-fraction measurements of $ {B}_{(s)}^0\to {K}_{\mathrm{S}}^0{h}^{+}h{\prime}^{-} $ decays and first observation of $ {B}_s^0\to {K}_{\mathrm{S}}^0{K}^{+}{K}^{-} $
Roel Aaij, Ahmed Sameh Wagih Abdelmotteleb, Carlos Abellán Beteta, Fernando Jesus Abudinén et autres