Chameleon Theories

          @misc{ scivideos_PIRSA:08070007,
            doi = {10.48660/08070007},
            url = {https://pirsa.org/08070007},
            author = {Khoury, Justin},
            keywords = {Particle Physics, Cosmology},
            language = {en},
            title = {Chameleon Theories},
            publisher = {Perimeter Institute for Theoretical Physics},
            year = {2008},
            month = {jul},
            note = {PIRSA:08070007 see, \url{https://scivideos.org/pirsa/08070007}}
          }