Discussion Session 1

          @misc{ scivideos_PIRSA:20110048,
            doi = {10.48660/20110048},
            url = {https://pirsa.org/20110048},
            author = {Heller, Michal},
            keywords = {Quantum Fields and Strings},
            language = {en},
            title = {Discussion Session 1},
            publisher = {Perimeter Institute for Theoretical Physics},
            year = {2020},
            month = {nov},
            note = {PIRSA:20110048 see, \url{https://scivideos.org/index.php/pirsa/20110048}}
          }