String Theory - Review (PHYS 623) - Lecture 5

          @misc{ pirsa_PIRSA:10010093,
            doi = {},
            url = {https://pirsa.org/10010093},
            author = {Cachazo, Freddy},
            keywords = {},
            language = {en},
            title = {String Theory - Review (PHYS 623) - Lecture 5},
            publisher = {Perimeter Institute},
            year = {2010},
            month = {jan},
            note = {PIRSA:10010093 see, \url{https://pirsa.org}}
          }