String Theory (Review) - Lecture 5

          @misc{ scivideos_PIRSA:12020051,
            doi = {},
            url = {https://pirsa.org/12020051},
            author = {Cachazo, Freddy},
            keywords = {Quantum Gravity, Quantum Fields and Strings},
            language = {en},
            title = {String Theory (Review) - Lecture 5},
            publisher = {Perimeter Institute for Theoretical Physics},
            year = {2012},
            month = {feb},
            note = {PIRSA:12020051 see, \url{https://scivideos.org/index.php/pirsa/12020051}}
          }