Spacetime approach to force-free magnetospheres - Lecture 3

          @misc{ pirsa_PIRSA:14020157,
            doi = {},
            url = {https://pirsa.org/14020157},
            author = {Jacobson, Ted},
            keywords = {},
            language = {en},
            title = {Spacetime approach to force-free magnetospheres - Lecture 3},
            publisher = {Perimeter Institute},
            year = {2014},
            month = {feb},
            note = {PIRSA:14020157 see, \url{https://pirsa.org}}
          }