@misc{hou2013enhanced,
  title={Enhanced Bd --> mu+ mu- Decay: What if?},
  author={George W. S. Hou},
  year={2013},
  eprint={1307.2448},
  archivePrefix={arXiv},
  primaryClass={hep-ph},
  url={https://arxiv.org/abs/1307.2448}
}