Introduction to quantum gravity - Part 23

          @misc{ scivideos_PIRSA:06040007,
            doi = {10.48660/06040007},
            url = {https://pirsa.org/06040007},
            author = {Husain, Viqar},
            keywords = {},
            language = {en},
            title = {Introduction to quantum gravity - Part 23},
            publisher = {Perimeter Institute for Theoretical Physics},
            year = {2006},
            month = {apr},
            note = {PIRSA:06040007 see, \url{https://scivideos.org/pirsa/06040007}}
          }