Loop Quantum gravity #1

          @misc{ pirsa_PIRSA:08020008,
            doi = {},
            url = {https://pirsa.org/08020008},
            author = {Speziale, Simone},
            keywords = {},
            language = {en},
            title = {Loop Quantum gravity $\#$1},
            publisher = {Perimeter Institute},
            year = {2008},
            month = {feb},
            note = {PIRSA:08020008 see, \url{https://pirsa.org}}
          }