@article{BinosiTripolt2019,
  author    = {Daniele Binosi and Ralf-Arno Tripolt},
  title     = {Spectral functions of confined particles},
  journal   = {Physics Letters B},
  volume    = {801.2020},
  number    = {135171},
  pages     = {1 -- 8},
  doi       = {10.1016/j.physletb.2019.135171},
  year      = {2019},
}