Measurement of the ratio of branching fractions B(B±→J/ ψπ±)/B(B±→J/ψK±) (Physical Review D, 2009)

(untitled) - Abulencia, A; Adelman, J; Affolder, T; Akimoto, T; Albrow, MG; Ambrose, D; Amerio, S; Amidei, D; Anastassov, A; Anikeev, K; Annovi, A; Antos, J; et al.