Aaij, R., Abellan Beteta, C., Adeva, B., Adinolfi, M., Adrover, C., Affolder, A., et al. (2012). Measurement of the CP violating phase phi(s) in (B)over-bar(s)(0) -> J/psi f(0)(980). Physics Letters B, 707(5), 497-505. doi:10.1016/j.physletb.2012.01.017.