Schmelling, M. Division Prof. Dr. Werner Hofmann, MPI for Nuclear Physics, Max Planck Society;
LHCb Collaboration, Aaij, R., Abellán Beteta, C., Adametz, A., Adeva, B., Adinolfi, M., et al. (2012). Measurement of relative branching fractions of B decays to psi(2S) and J/psi mesons. European Physical Journal C, 72(8): 2118. doi:10.1140/epjc/s10052-012-2118-7.