Observation and branching fraction measurement of the decay Ξb- → Λ0 bπ - - Aaij,R; Abdelmotteleb,ASW; Abellan,Beteta C; Abudinen,F; Ackernley,T; Adeva,B; Adinolfi,M; Adlarson,P; Afsharnia,H; Agapopoulou,C; Aidala,CA; Ajaltouni,Z; et al. (PHYSICAL REVIEW D, 2023)