@inproceedings{Meusburger:2012JJ,
  author = "Meusburger, Catherine  and  Schönfeld, Torsten",
  title = "{Gauge fixing in (2+1)-gravity with vanishing cosmological constant}",
  doi = "10.22323/1.155.0051",
  booktitle = "Proceedings of Proceedings of the Corfu Summer Institute 2011  {\textemdash} PoS(CORFU2011)",
  year = 2012,
  volume = "155",
  pages = "051"
}