Measurement of the CP-violating phase [phi]s in the decay B0s → J/ [psi][phi] - Aaij, Roel; Bachmann, Sebastian; Bien, Alexander; Blouw, Johan; Dordei, Francesca; Eisele, Franz; Färber, Christian; Gersabeck, Evelina; Hansmann-Menzemer, Stephanie; Hartmann, Tobias; Holubyev, Kostya; Jäger, Andreas; et al. (Physical review letters, 2012)