Quantum Gravity - Review (PHYS 638) - Lecture 9

          @misc{ pirsa_PIRSA:10020063,
            doi = {},
            url = {https://pirsa.org/10020063},
            author = {Loll, Renate},
            keywords = {},
            language = {en},
            title = {Quantum Gravity - Review (PHYS 638) - Lecture 9},
            publisher = {Perimeter Institute},
            year = {2010},
            month = {feb},
            note = {PIRSA:10020063 see, \url{https://pirsa.org}}
          }