First observation of the decay Bs2*(5840) 0¿B+K and studies of excited Bs0 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)