How Stands Collapse

          @misc{ scivideos_PIRSA:06070047,
            doi = {10.48660/06070047},
            url = {https://pirsa.org/06070047},
            author = {Pearle, Philip},
            keywords = {},
            language = {en},
            title = {How Stands Collapse},
            publisher = {Perimeter Institute for Theoretical Physics},
            year = {2006},
            month = {jul},
            note = {PIRSA:06070047 see, \url{https://scivideos.org/index.php/pirsa/06070047}}
          }