From quantum reference frames to quantum asymmetry

          @misc{ scivideos_PIRSA:16060060,
            doi = {10.48660/16060060},
            url = {https://pirsa.org/16060060},
            author = {Spekkens, Robert},
            keywords = {Quantum Foundations},
            language = {en},
            title = {From quantum reference frames to quantum asymmetry},
            publisher = {Perimeter Institute for Theoretical Physics},
            year = {2016},
            month = {jun},
            note = {PIRSA:16060060 see, \url{https://scivideos.org/pirsa/16060060}}
          }