Mini-Course on Mach's Principle - Lecture 9

          @misc{ scivideos_PIRSA:09040030,
            doi = {},
            url = {https://pirsa.org/09040030},
            author = {Gryb, Sean},
            keywords = {Quantum Gravity},
            language = {en},
            title = {Mini-Course on Mach{\textquoteright}s Principle - Lecture 9},
            publisher = {Perimeter Institute for Theoretical Physics},
            year = {2009},
            month = {apr},
            note = {PIRSA:09040030 see, \url{https://scivideos.org/index.php/pirsa/09040030}}
          }