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 azimuthal ordering of charged hadrons with the ATLAS detector. Physical Review D 86(5), 052005 (2012). doi:10.1103/PhysRevD.86.052005