@inproceedings{Shang:2021+P,
  author = "Shang, Ruo-Yu  and  Vassiliev, Vladimir",
  title = "{Morphology-independent background estimation for extended gamma-ray sources}",
  doi = "10.22323/1.395.0701",
  booktitle = "Proceedings of 37th International Cosmic Ray Conference {\textemdash} PoS(ICRC2021)",
  year = 2021,
  volume = "395",
  pages = "701"
}