QFT2 Lecture - 120123

          @misc{ pirsa_PIRSA:23120004,
            doi = {},
            url = {https://pirsa.org/23120004},
            author = {David, Francois},
            keywords = {},
            language = {en},
            title = {QFT2 Lecture - 120123},
            publisher = {Perimeter Institute},
            year = {2023},
            month = {dec},
            note = {PIRSA:23120004 see, \url{https://pirsa.org}}
          }