BBN and the change of couplings and mass scales

          @misc{ scivideos_PIRSA:08060024,
            doi = {10.48660/08060024},
            url = {https://pirsa.org/08060024},
            author = {Flambaum, Victor},
            keywords = {Particle Physics},
            language = {en},
            title = {BBN and the change of couplings and mass scales},
            publisher = {Perimeter Institute for Theoretical Physics},
            year = {2008},
            month = {jun},
            note = {PIRSA:08060024 see, \url{https://scivideos.org/pirsa/08060024}}
          }