Mathematica - Lecture 3b

          @misc{ pirsa_PIRSA:12120021,
            doi = {},
            url = {https://pirsa.org/12120021},
            author = {Vieira, Pedro},
            keywords = {Mathematical physics},
            language = {en},
            title = {Mathematica - Lecture 3b},
            publisher = {Perimeter Institute},
            year = {2012},
            month = {dec},
            note = {PIRSA:12120021 see, \url{https://pirsa.org}}
          }