Mathematical Physics - Lecture 12

          @misc{ scivideos_PIRSA:11120006,
            doi = {},
            url = {https://pirsa.org/11120006},
            author = {Bender, Carl},
            keywords = {Mathematical physics},
            language = {en},
            title = {Mathematical Physics - Lecture 12},
            publisher = {Perimeter Institute for Theoretical Physics},
            year = {2011},
            month = {dec},
            note = {PIRSA:11120006 see, \url{https://scivideos.org/index.php/pirsa/11120006}}
          }