PSI 2017/2018 - Relativity - Lecture 7

          @misc{ scivideos_PIRSA:17090026,
            doi = {},
            url = {https://pirsa.org/17090026},
            author = {Turok, Neil},
            keywords = {Strong Gravity},
            language = {en},
            title = {PSI 2017/2018 - Relativity - Lecture 7},
            publisher = {Perimeter Institute for Theoretical Physics},
            year = {2017},
            month = {sep},
            note = {PIRSA:17090026 see, \url{https://scivideos.org/index.php/pirsa/17090026}}
          }