EPJC European Physical Journal C: Particles and Fields European Physical Journal C: Particles and Fields, Springer Verlag (Germany), 2014, 74, pp.3054. 〈10.1140/epjc/s10052-014-3054-5〉 European Physical Journal C SCOAP3 Repository NTNU Open CERN Document Server Hyper Article en Ligne Archivio Istituzionale Norwegian Open Research Archives OpenAIRE Bergen Open Research Archive-UiB Open Access Repository INRIA a CCSD electronic archive server arXiv.org e-Print Archive HAL-CEA