@article{Hudec:2020+w,
  author = "Hudec, René",
  title = "{XIII Multifrequency Behaviour of High Energy Cosmic Sources Concluding Remarks IV}",
  doi = "10.22323/1.362.0080",
  journal = "PoS",
  year = 2020,
  volume = "MULTIF2019",
  pages = "080"
}