Canonical gravity using unconstrained null initial data

@misc{ pirsa_PIRSA:13030092,
  doi = {10.48660/13030092},
  url = {https://pirsa.org/13030092},
  author = {Reisenberger, Michael},
  keywords = {Strong Gravity},
  language = {en},
  title = {Canonical gravity using unconstrained null initial data},
  publisher = {Perimeter Institute},
  year = {2013},
  month = {mar},
  note = {PIRSA:13030092 see, \url{https://pirsa.org}}
}