Superluminalities in Galileon theories

          @misc{ pirsa_PIRSA:15040103,
            doi = {10.48660/15040103},
            url = {https://pirsa.org/15040103},
            author = {},
            keywords = {Cosmology},
            language = {en},
            title = {Superluminalities in Galileon theories},
            publisher = {Perimeter Institute},
            year = {2015},
            month = {apr},
            note = {PIRSA:15040103 see, \url{https://pirsa.org}}
          }