How a black hole emerges from a pure state

          @misc{ scivideos_PIRSA:06100014,
            doi = {10.48660/06100014},
            url = {https://pirsa.org/06100014},
            author = {Shigemori, Masaki},
            keywords = {Quantum Fields and Strings},
            language = {en},
            title = {How a black hole emerges from a pure state },
            publisher = {Perimeter Institute for Theoretical Physics},
            year = {2006},
            month = {oct},
            note = {PIRSA:06100014 see, \url{https://scivideos.org/index.php/pirsa/06100014}}
          }