ATLAS Collaboration, Max Planck Institute for Physics, Max Planck Society and Cooperation Partners;
ATLAS Collaboration (2019). Measurement of the ratio of cross sections for inclusive isolated-photon production in $pp$ collisions at $\sqrt s = 13$ and $8$ TeV with the ATLAS detector. Journal of High Energy Physics, 04, 093. Retrieved from https://publications.mppmu.mpg.de/?action=search&mpi=MPP-2019-23.