First observation of the decay Bs2*(5840)(0)→B*+ K- and studies of excited Bs(0) mesons. - Aaij R; Abellan Beteta C; Adametz A; Adeva B; Adinolfi M; Adrover C; Affolder A; Ajaltouni Z; Albrecht J; Alessio F; Alexander M; Ali S; et al. (Physical review letters, 2013)