13/14 PSI - Variational Calculus & Guassian Integrals - Lecture 3

          @misc{ pirsa_PIRSA:13080024,
            doi = {},
            url = {https://pirsa.org/13080024},
            author = {Dalidovich, Denis},
            keywords = {},
            language = {en},
            title = {13/14 PSI - Variational Calculus \& Guassian Integrals - Lecture 3},
            publisher = {Perimeter Institute},
            year = {2013},
            month = {aug},
            note = {PIRSA:13080024 see, \url{https://pirsa.org}}
          }