13/14 PSI - Quantum Field Theory I - Lecture 6

          @misc{ scivideos_PIRSA:13100028,
            doi = {},
            url = {https://pirsa.org/13100028},
            author = {Cachazo, Freddy},
            keywords = {},
            language = {en},
            title = {13/14 PSI - Quantum Field Theory I - Lecture 6},
            publisher = {Perimeter Institute for Theoretical Physics},
            year = {2013},
            month = {oct},
            note = {PIRSA:13100028 see, \url{https://scivideos.org/pirsa/13100028}}
          }