@inproceedings{Barrett:2012kp,
  author = "Barrett, John",
  title = "{State sum models, induced gravity and the spectral action}",
  doi = "10.22323/1.155.0052",
  booktitle = "Proceedings of Proceedings of the Corfu Summer Institute 2011  {\textemdash} PoS(CORFU2011)",
  year = 2012,
  volume = "155",
  pages = "052"
}