Aaltonen, T Measurement of b hadron lifetimes in exclusive decays containing a J/ψ in pp collisions at √s=1.96 TeV. [electronic resource] - Physical review letters Mar 2011 - 121804 p. digital Publication Type: Journal Article ISSN: 1079-7114 Standard No.: 10.1103/PhysRevLett.106.121804 doi