# Observation and measurements of the production of prompt and non-prompt $$\varvec{\text {J}\uppsi }$$ J ψ mesons in association with a $$\varvec{Z}$$ Z boson in $$\varvec{pp}$$ p p collisions at $$\varvec{\sqrt{s}= 8\,\text {TeV}}$$ s = 8 TeV with the ATLAS detector

Aad, G, Abbott, B, Abdallah, J et al. (2815 more authors) (2015) Observation and measurements of the production of prompt and non-prompt $$\varvec{\text {J}\uppsi }$$ J ψ mesons in association with a $$\varvec{Z}$$ Z boson in $$\varvec{pp}$$ p p collisions at $$\varvec{\sqrt{s}= 8\,\text {TeV}}$$ s = 8 TeV with the ATLAS detector. European Physical Journal C: Particles and Fields, 75 (5). 229. ISSN 1434-6044