G. Aad, B. Abbott, J. Abdallah, A. A. Abdelalim, A. Abdesselam, K. Augsten, T. Holý, T. Horažďovský, Z. Hubáček, J. Jakůbek et al.: Measurement of the differential cross-sections of inclusive, prompt and non-prompt J/psi production in proton-proton collisions at root s=7 TeV. Nuclear Physics B 850(3), 387-444 (2011). doi:10.1016/j.nuclphysb.2011.05.015