Measurement of the effective B0s → K+K− lifetime* - Aaij, Roel; Adametz, Aleksandra; Bachmann, Sebastian; Bien, Alexander; Blouw, Johan; Dordei, Francesca; Eisele, Franz; Färber, Christian; Gersabeck, Evelina; Hansmann-Menzemer, Stephanie; Hartmann, Tobias; Jäger, Andreas; et al. (Physics letters, 2012)
Available online 21 August 2012