@article{AransonPikovskij2022,
  author    = {Igor S. Aranson and Arkadij Pikovskij},
  title     = {Confinement and collective escape of active particles},
  journal   = {Physical review letters},
  volume    = {128},
  number    = {10},
  doi       = {10.1103/PhysRevLett.128.108001},
  year      = {2022},
}