Related paper Measurement of prompt J/psi and beauty hadron production cross sections at mid-rapidity in pp collisions at sqrt(s) = 7 TeV The fraction of $\jpsi$ from the decay of b-hadrons as a function of $\pt$ of $\jpsi$ compared with results from ATLAS and CMS in pp collisions at $\sqrt{s}$ =7 TeV. [png] [pdf]