Alice and Bob in Wonderland: Why doesn't the moon fall down?

          @misc{ scivideos_PIRSA:12030124,
            doi = {},
            url = {https://pirsa.org/12030124},
            author = {},
            keywords = {},
            language = {en},
            title = {Alice and Bob in Wonderland: Why doesn{\textquoteright}t the moon fall down?},
            publisher = {Perimeter Institute for Theoretical Physics},
            year = {2012},
            month = {mar},
            note = {PIRSA:12030124 see, \url{https://scivideos.org/index.php/pirsa/12030124}}
          }