@article{OPUS4-22689,
  title     = {Observation of Light-by-Light Scattering in Ultraperipheral Pb + Pb Collisions with the ATLAS Detector},
  journal   = {Physical Review Letters},
  volume    = {123},
  doi       = {10.1103/PhysRevLett.123.052001},
  year      = {2019},
}