@inproceedings{Urban:2021A7,
  author = "Urban, Federico",
  title = "{Harmonic correlators for UHECRs}",
  doi = "10.22323/1.395.0440",
  booktitle = "Proceedings of 37th International Cosmic Ray Conference {\textemdash} PoS(ICRC2021)",
  year = 2021,
  volume = "395",
  pages = "440"
}