PSI 2016/2017 - String Theory Review - Lecture 4

          @misc{ scivideos_PIRSA:17020109,
            doi = {},
            url = {https://pirsa.org/17020109},
            author = {Gaiotto, Davide},
            keywords = {},
            language = {en},
            title = {PSI 2016/2017 - String Theory Review - Lecture 4},
            publisher = {Perimeter Institute for Theoretical Physics},
            year = {2017},
            month = {feb},
            note = {PIRSA:17020109 see, \url{https://scivideos.org/pirsa/17020109}}
          }